Generalized Cullen and Woodall factors found in the period 2008 January 1 - March 31 Under Method, ECM is the elliptic curve method; MPQS is the multiple polynomial quadratic sieve; SIQS is the self-initializing version of MPQS; SNFS is the special number field sieve; GNFS is the general number field sieve; P-1 is Pollard's P-1 factoring algorithm, P+1 is William's P+1 algorithm and "alg" denotes an algebraic factorization. Index Number Size Factors Finder Method Date 10704 6,316+ C246 3154079527882967951266584117105927183859. C207 P Leyland ECM 2008-01-05 10705 6,266- C209 14467174980074949406078593052277827897. C172 P Leyland ECM 2008-01-05 10706 7,283- C236 10374725965899689510569362382347081790859. C196 P Leyland ECM 2008-01-05 10707 5,327- C226 119583633561678136423606823677209145823. C188 P Leyland ECM 2008-01-05 10708 4,458+ C238 3419886886317751291267235765745839077. C201 P Leyland ECM 2008-01-05 10709 3,502+ C222 86878228034161378968275723104980095328593. C181 P Leyland ECM 2008-01-11 10710 3,502+ C181 1618631392779077394790645036422822385747193831. C136 P Leyland ECM 2008-01-11 10711 4,382- C216 47283749907508733659177196210861673949. P178 P Leyland ECM 2008-01-11 10712 4,509- C248 3282554910200722425162627156404887. P215 P Leyland ECM 2008-01-11 10713 4,424+ C226 471310375785099567583979962216750013. C190 P Leyland ECM 2008-01-11 10714 5,398- C200 922190391694007157911751186927262486909. C161 P Leyland P-1 2008-01-11 10715 6,367- C214 1836512477288853421289225972049453927187. C175 P Leyland ECM 2008-01-11 10716 8,292+ C229 8398134522939190354367864738782427. C195 P Leyland ECM 2008-01-11 10717 10,831- C776 33000423845243055276777249720148271. C742 P Leyland ECM 2008-01-15 10718 5,323- C228 28239417442965773789615011925377012483. C191 P Leyland ECM 2008-01-15 10719 5,359- C251 515134046572072086397342240893331. C218 P Leyland P-1 2008-01-15 10720 6,387- C262 54542594157741117579437589677836513. C227 P Leyland P-1 2008-01-15 10721 7,895- C733 186721164176436402661190426569. C704 P Leyland ECM 2008-01-15 10722 8,260- C233 21442241169000748886948396881071062077. C196 P Leyland ECM 2008-01-15 10723 8,252+ C209 1533047067673708391473023194283798406487. P170 P Leyland ECM 2008-01-15 10724 9,270- C252 113838376561319411661856465161321269. C217 P Leyland P-1 2008-01-15 10725 9,309+ C266 31106197260038924474929734207101. C234 P Leyland P-1 2008-01-15 10726 10,307- C273 43723646183334661017731749450927. C241 P Leyland P-1 2008-01-20 10727 12,341- C292 81566666584625811402753856567777307. C257 P Leyland P-1 2008-01-20 10728 12,524- C567 1153868910495105098469009911081. C537 P Leyland ECM 2008-01-20 10729 3,499- C215 8723813168241156805983000356911164648713351. P172 P Leyland ECM 2008-01-20 10730 3,507+ C243 51777817500044072977663459986101521. P208 P Leyland ECM 2008-01-20 10731 3,660- C259 105510791907354768627584946586742803. C224 P Leyland P-1 2008-01-20 10732 4,505- C289 1257158177491325151881923800902286366648536617. C244 P Leyland P-1 2008-01-20 10733 4,828+ C477 262168744074522562726539971267201671. C441 P Leyland ECM 2008-01-20 10734 4,940+ C523 1221707729258751609974963058092003. C490 P Leyland ECM 2008-01-20 10735 5,507+ C290 429719277554017660817375661992131223. P255 P Leyland P-1 2008-01-20 10736 5,722- C462 36410686465944963106018583819737. C430 P Leyland ECM 2008-01-20 10737 6,358- C236 229429697760517832928153709090411207. C200 P Leyland ECM 2008-01-20 10738 6,364+ C241 23106565205215049673792718566499954909. C203 P Leyland ECM 2008-01-20 10739 6,406- C280 1641459386849480083351555764694964676491. C241 P Leyland P-1 2008-01-20 10740 6,788- C601 13203358256944528767606886690793. C570 P Leyland ECM 2008-01-20 10741 7,302+ C213 125862661756889749757680610768129269313099. C171 P Leyland ECM 2008-01-20 10742 7,329- C243 484621660608600329820639158093069838229027. P201 P Leyland ECM 2008-01-20 10743 7,364+ C278 6332155470351614235541803763285903. P244 P Leyland P-1 2008-01-20 10744 7,601+ C493 26135641172146130989822244047999. C461 P Leyland ECM 2008-01-20 10745 9,290- C267 56641900585813107275466030942437. C236 P Leyland P-1 2008-01-20 10746 9,677- C582 2152131420355452468095928815801609. P548 P Leyland ECM 2008-01-20 10747 10,403+ C400 118762436599790695342598347637. C371 P Leyland ECM 2008-01-21 10748 12,333- C343 6163495443707945615345420738256139. C309 P Leyland ECM 2008-01-21 10749 3,828- C397 3439684082018241311612934425873. P366 P Leyland ECM 2008-01-21 10750 4,621+ C340 1358342066834509278905035047541. C310 P Leyland ECM 2008-01-21 10751 4,726+ C376 42670962846343158419366729597. C347 P Leyland ECM 2008-01-21 10752 5,488- C303 3133374655877551658815540346004767. C270 P Leyland P-1 2008-01-21 10753 5,547+ C384 53333967956200032892062226477643. C352 P Leyland ECM 2008-01-21 10754 8,445+ C371 6365807402528619342104211953. C343 P Leyland ECM 2008-01-21 10755 12,899- C930 21726666196232319566733431579531. C899 P Leyland ECM 2008-02-01 10756 3,509- C211 56859098742745832925021193518243170131. P173 P Leyland ECM 2008-02-01 10757 4,369- C218 369320626503244515913068886819378877. C183 P Leyland ECM 2008-02-01 10758 4,369+ C204 554758325322728759713401213848230591. C169 P Leyland ECM 2008-02-01 10759 4,456+ C240 1420756461274369283078055657956160096900727. C198 P Leyland ECM 2008-02-01 10760 6,297- C222 1101209598404471435024716552090446369399643. P180 P Leyland ECM 2008-02-01 10761 6,286+ C213 88791775037710057594793011068648505105493351. C169 P Leyland ECM 2008-02-01 10762 8,974- C866 6783373490072311974110577833540943209. P830 P Leyland ECM 2008-02-01 10763 9,268+ C231 333046925216853584334114150507155221. P196 P Leyland ECM 2008-02-01 10764 12,389- C393 591572754147017759193375280916694281. C357 P Leyland P-1 2008-02-01 10765 5,536+ C367 146692321177871566272432569574133. C335 P Leyland P-1 2008-02-01 10766 8,826- C680 3712466773323258103344725297411. P649 P Leyland P-1 2008-02-01 10767 9,404+ C384 29722389161047876058413445365453. C353 P Leyland P-1 2008-02-01 10768 12,411- C427 47350036255173600750815978639883011. P392 P Leyland P-1 2008-02-08 10769 12,706+ C726 15643666655321564870051406925211. P694 P Leyland P-1 2008-02-08 10770 12,869+ C891 68894151416328159656316406284701. C859 P Leyland P-1 2008-02-08 10771 7,452- C330 1193590214286676254290638849581091. P297 P Leyland P-1 2008-02-08 10772 7,497+ C395 545839994981720266897783632355939211. C359 P Leyland P-1 2008-02-08 10773 9,794+ C728 450394776526738182376272648643579. C695 P Leyland P-1 2008-02-08 10774 10,798- C776 150181067811156105841919312789. C747 P Leyland ECM 2008-02-08 10775 3,563- C213 27900627591935329679871519761974767587. C176 P Leyland ECM 2008-02-08 10776 3,615- C240 1384758083544384562617660228224619903432277. C198 P Leyland ECM 2008-02-08 10777 3,656- C238 2716172854725142336271766632808982583. P202 P Leyland ECM 2008-02-08 10778 4,418- C237 2721846333874175560567030276017278863. C201 P Leyland ECM 2008-02-08 10779 4,424- C203 327405829675446027741263438713905353317. C165 P Leyland ECM 2008-02-08 10770 4,464- C244 143830028238305963394225678590118776971. P206 P Leyland ECM 2008-02-08 10771 4,414+ C201 117024757574884075339449329880563897. C166 P Leyland ECM 2008-02-08 10772 5,399- C241 921584988853697030013998262267459443149. C202 P Leyland ECM 2008-02-08 10773 6,319+ C247 42999218366078055633443954896588548733. C210 P Leyland ECM 2008-02-08 10774 7,985+ C830 874535053413766531953403541417539. C797 P Leyland ECM 2008-02-08 10775 8,862+ C764 2063141243421523966074878183. C737 P Leyland ECM 2008-02-08 10776 3,606+ C248 7659937968070892829297572692996533137. C211 P Leyland ECM 2008-02-15 10777 3,714+ C301 2961618758063835501523706656966499. C267 P Leyland ECM 2008-02-15 10778 5,428+ C283 18093590652096101162031180027193. C252 P Leyland ECM 2008-02-15 10779 6,338- C228 36737854101716305977750294428079525101201. P188 P Leyland ECM 2008-02-15 10780 7,911+ C724 780807839722894995050169399405869. C691 P Leyland ECM 2008-02-15 10781 8,995- C859 3038992090751421925280912421650841221. C822 P Leyland P-1 2008-02-15 10782 9,795- C748 11736545555760850234535594081. C720 P Leyland ECM 2008-02-15 10783 9,934- C887 15058173942551069023004348392991. C856 P Leyland P-1 2008-02-15 10784 10,283+ C249 31910079439201661131732612496592219071. C212 P Leyland ECM 2008-02-15 10785 10,758+ C737 964948328192373124456761677863. C707 P Leyland ECM 2008-02-15 10786 11,981- C1022 5523729092033734931360178821185967. C988 P Leyland ECM 2008-02-15 10787 12,699- C721 204939822185649751788773634271217. C688 P Leyland P-1 2008-02-15 10787 5,238- C117 1236827942431353039004835970956879043370911389255237. P66 P Leyland GNFS 2008-02-15 10788 4,420- C225 6796005566841042842308755785961707057. P188 P Leyland ECM 2008-02-22 10789 4,479+ C217 39705976527767522869953436308193620461. C179 P Leyland ECM 2008-02-22 10790 5,408- C217 50595772269270397433725219810984328089. C180 P Leyland ECM 2008-02-22 10791 5,411- C222 12679810640779132388639953395063599307311. C182 P Leyland ECM 2008-02-22 10792 6,337+ C230 2629672806467558682312330783649462373. C194 P Leyland ECM 2008-02-22 10793 7,334+ C208 4562640827275329977862973101386266687. P171 P Leyland ECM 2008-02-22 10794 8,399- C347 26395738049356366218639790259435117. C313 P Leyland P-1 2008-02-22 10795 8,273+ C217 181074247725767925496597435400101914097. P179 P Leyland ECM 2008-02-22 10796 8,915+ C809 4588748215441347076439289878174505373. C772 P Leyland P-1 2008-02-22 10797 9,241- C226 227667200118585351083948932675898819. C191 P Leyland ECM 2008-02-22 10798 9,921- C854 403450738552673099696946860479. C824 P Leyland ECM 2008-02-22 10799 9,261+ C222 620636800061579387442248205512662134169. C183 P Leyland ECM 2008-02-22 10800 10,916+ C901 664887650472424280667673003153829. C868 P Leyland ECM 2008-02-22 10801 12,151+ C155 386162922467685061273056175248306560967431993. C110 P Leyland GNFS 2008-02-22 10802 12,151+ C110 96525114978992740951519099923004257451596983731. P63 P Leyland GNFS 2008-02-22 10803 12,464+ C489 55841575293886126534715374179743. C457 P Leyland P-1 2008-02-22 10804 12,847+ C891 292932609977157414115728656868340751. C855 P Leyland ECM 2008-02-22 10805 12,981+ C962 5314689564228181907367540863351. C931 P Leyland ECM 2008-02-22 10806 5,348- C214 10183877058260670007653652842027320749. P177 P Leyland ECM 2008-03-04 10807 5,408- C180 134240588716166279890800742114528154147. C142 P Leyland ECM 2008-03-04 10808 5,351+ C207 388244138202889789239184237565969575213. C169 P Leyland ECM 2008-03-04 10809 6,741- C576 3635956965523330813004660068361. C545 P Leyland P-1 2008-03-04 10810 6,798- C590 39044402643492990745353712037767. C558 P Leyland P-1 2008-03-04 10811 6,904- C702 3114152192251158818111095105567831. C669 P Leyland P-1 2008-03-04 10812 6,305+ C207 7169809895238832464224383566791652689. C170 P Leyland ECM 2008-03-04 10813 6,330+ C212 36406257235229490708089329841358973393. C174 P Leyland ECM 2008-03-04 10814 7,266- C211 147038597765086990334671692018817381133. C173 P Leyland ECM 2008-03-04 10815 7,893- C710 701667467272607728795521555317. C680 P Leyland ECM 2008-03-04 10816 7,941- C775 36299618389252668256887609569. C746 P Leyland ECM 2008-03-04 10816 7,320+ C215 4456010065159510871994416823396366983. C179 P Leyland ECM 2008-03-04 10817 7,915+ C719 105589267358301482537688276416957. C687 P Leyland ECM 2008-03-04 10818 7,937+ C773 199876801305962876369283444626333. C740 P Leyland ECM 2008-03-04 10819 8,680+ C575 27861369089957746626210713009874152015323. C534 P Leyland P-1 2008-03-04 10820 9,820- C763 27174633831535262076428727481. C735 P Leyland ECM 2008-03-04 10821 9,311+ C237 397628261177556479673599980462938237679. C199 P Leyland ECM 2008-03-04 10822 9,792+ C727 45078855902975785476530450941. P698 P Leyland P-1 2008-03-04 10823 10,407- C329 10054872268052347962763268133439. C298 P Leyland P-1 2008-03-04 10824 10,493+ C494 3844332325635150307525658303. C466 P Leyland P-1 2008-03-04 10825 10,825+ C799 67506343533150955761329064427789. C767 P Leyland ECM 2008-03-04 10826 11,823+ C844 300570435120705600468675098357399184467. C806 P Leyland ECM 2008-03-04 10826 12,610- C617 6442589691354057966022502100887713. C583 P Leyland P-1 2008-03-04 10827 12,744- C768 558288957055520501556462093367. C739 P Leyland ECM 2008-03-04 10828 12,789- C828 557391558629022360639430652918779. C795 P Leyland ECM 2008-03-04 10829 3,615- C198 535066877326631333709396133494344551. C162 P Leyland ECM 2008-03-10 10830 3,900- C215 404409005547893466020153965902967323631771. C173 P Leyland ECM 2008-03-10 10831 3,844+ C351 613405087364278622687307603350319706954441855513. C304 P Leyland P-1 2008-03-10 10832 4,403+ C201 63650854261809447956436707348024307047. C163 P Leyland ECM 2008-03-10 10833 4,880+ C502 81630584890056824876089695468958229. P467 P Leyland P-1 2008-03-10 10834 6,302+ C203 22857584508045004350534195068913281388564511. C160 P Leyland ECM 2008-03-10 10835 6,331+ C247 10800238414763829976965001062629886517. C210 P Leyland ECM 2008-03-10 10836 6,360+ C248 349414920376126856992649367135097328071477. C206 P Leyland ECM 2008-03-10 10837 6,365+ C216 117335202199435248010639015750632692989. C178 P Leyland ECM 2008-03-10 10838 7,988- C826 57574411351164887931105217911298843. C792 P Leyland ECM 2008-03-10 10839 7,319+ C242 1088454354115161223745882298389107504974157. C200 P Leyland ECM 2008-03-10 10840 8,915- C821 742848686481459603689620171466384093. C785 P Leyland ECM 2008-03-10 10841 8,992- C895 4354729831785000026127247955735183. C862 P Leyland P-1 2008-03-10 10842 9,265- C222 1408391212348387396958997211741780276531. P183 P Leyland ECM 2008-03-10 10843 10,678- C655 2031436314019255724312402114259511. C622 P Leyland P-1 2008-03-10 10844 10,575+ C533 34199164632033372025566460211563605073. C495 P Leyland P-1 2008-03-10 10845 10,959+ C941 111396607918374304992571323443. C912 P Leyland ECM 2008-03-10 10846 12,830- C888 38545133439909673382735095087741. C856 P Leyland ECM 2008-03-10 10847 8,240+ C123 401225292034734223864837647883625702247833. P81 S Hoogendoorn GNFS 2008-03-11 10848 9,175- C120 15458553429687736961345099011893287158373761107074381. P68 S Hoogendoorn GNFS 2008-03-11 10849 12,204+ C123 2051108004128103894016560292612307828308161567257. P74 S Hoogendoorn GNFS 2008-03-11 10850 4,435+ C235 1023723477858017335062354674105548871. C199 P Leyland ECM 2008-03-21 10851 5,342+ C237 14318517456238226093071931449989294590806577. C194 P Leyland ECM 2008-03-21 10852 6,994+ C765 2571402479694477181813249771. C738 P Leyland ECM 2008-03-21 10853 7,266+ C217 27685860333847652122060314025346881324279. C176 P Leyland ECM 2008-03-21 10854 8,929- C800 5178603656772576949825128769253801. C766 P Leyland ECM 2008-03-21 10855 9,271+ C244 38410250000875784951905911023065916633. C207 P Leyland ECM 2008-03-21 10856 3,770- C363 1222298224423069322697877876381354951. C327 P Leyland P-1 2008-03-23 10857 4,488+ C212 1261344168745055448619723458936330464016029. P169 P Leyland ECM 2008-03-23 10858 5,345- C215 14745704388252902011973353107102589771. C177 P Leyland ECM 2008-03-23 10859 6,373- C222 436962601546627385326506954828092785993. P183 P Leyland ECM 2008-03-23 10860 6,312+ C210 880173475923397907398076973911579445563909. C168 P Leyland ECM 2008-03-23 10861 6,343+ C213 12201330955829064030649156569105589013. C176 P Leyland ECM 2008-03-23 10862 8,505+ C407 13754855337085366477263139224239. C376 P Leyland ECM 2008-03-23 10863 8,887+ C724 1056602525976124624170176231. C697 P Leyland P-1 2008-03-23 10864 9,553- C522 224449796296603796288755939377098941. C487 P Leyland P-1 2008-03-23 10865 11,167- C123 270109291189705970455043133525915283988357242553. P76 S Hoogendoorn GNFS 2008-03-29 10866 11,191- C123 135361414165190525825229659489708209227462364582279. P73 S Hoogendoorn GNFS 2008-03-29 10867 11,181+ C124 6363629225273234268100313629665734869845579048107. P75 S Hoogendoorn GNFS 2008-03-29 10868 3,341+ C125 4168930127393551187233273991483876647133013511444191677. P70 S Hoogendoorn GNFS 2008-03-29 10869 3,352+ C124 1602409887797348745392802994285502104951208166066534757. P70 S Hoogendoorn GNFS 2008-03-29 10870 4,338- C123 582535044766534964545409170100296659260647. P82 S Hoogendoorn GNFS 2008-03-29 10871 4,279+ C125 1920002684562737459434220446008663408971023233911. P77 S Hoogendoorn GNFS 2008-03-29 10872 4,307+ C125 6895687577659732247176567543582720818621129703156554439. P70 S Hoogendoorn GNFS 2008-03-29 10873 4,360+ C125 29832533604421328074213568523053364161436253291. P78 S Hoogendoorn GNFS 2008-03-29 10874 5,253- C125 6363944711772920687587955905827969600325541201934589741. P70 S Hoogendoorn GNFS 2008-03-29 10875 6,275- C124 7573056462571411769641359379171069961847590902756170332216789. P63 S Hoogendoorn GNFS 2008-03-29 10876 7,193+ C123 17205332973503938842586663859796413160493760843107. P74 S Hoogendoorn GNFS 2008-03-29