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 statusMnStatusDetails144611921Composite: 1 known prime factor FactoredFactorDigitsBitsDate1399831968469770461059992476.92024-10-11 18:04:52 P-1 factorsDateFactorB1B22024-10-1113998319684697704610599988500089369910 HistoryDateUserTypeResult2024-10-11Ryan PropperF-PM1Factor: 139983196846977046105999 / (P-1, B1=885000, B2=89369910)2024-07-17SRBaseNFno factor from 2^75 to 2^762023-01-27SRBaseNFno factor from 2^74 to 2^752021-11-12SRBaseNFno factor from 2^73 to 2^742020-10-25SRBaseNFno factor from 2^72 to 2^732016-05-18SRS TechnologyNFno factor from 2^71 to 2^722016-05-18SRS TechnologyNFno factor from 2^70 to 2^712016-05-14DerekNFno factor from 2^69 to 2^702016-04-22DerekNFno factor from 2^68 to 2^692016-03-20LuminescenceNFno factor from 2^67 to 2^682015-03-02tscNFno factor from 2^66 to 2^672012-12-20Charles A. MorrisNFno factor from 2^65 to 2^662010-12-27RichardNFno factor from 2^64 to 2^652010-06-18sasaki3NFno factor from 2^63 to 2^64