Exponent Range: to+ above minimum exponent Output results in HTML format Output results in text-only format Output results in plain-text format Show full details (current assignment, history, LL residues) Include full ECM history (every "NF-ECM" result, slow) Include ancient history logs (1997-2007, slow) Include expired assignments Show software version in historyGet statusMnStatusDetails101837023Composite: 1 known prime factor FactoredFactorDigitsBitsDate634725202930459252389443194812995.72020-12-30 02:11:50 P-1 factorsDateFactorB1B22020-12-30634725202930459252389443194817340000 HistoryDateUserTypeResult2020-12-30Denis PorvaF-PM1Factor: 63472520293045925238944319481 / (P-1, B1=734000)2020-01-29TheJudgerNFno factor from 2^75 to 2^762020-01-29TheJudgerNFno factor from 2^74 to 2^752020-01-27ixfd64NFno factor from 2^72 to 2^742014-06-07PhilNFno factor from 2^71 to 2^722014-06-07PhilNFno factor from 2^70 to 2^712014-06-07PhilNFno factor from 2^69 to 2^702014-06-01C.D.B.NFno factor from 2^68 to 2^692013-08-27S00030NFno factor from 2^67 to 2^682013-08-26Preben SNFno factor from 2^66 to 2^672012-04-18Torchwood InstituteNFno factor from 2^65 to 2^662010-10-15Kevin JagetNFno factor from 2^64 to 2^652010-04-061997rj7NFno factor from 2^63 to 2^64