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 statusMnStatusDetails143722853Composite: 1 known prime factor FactoredFactorDigitsBitsDate5488162550012614358173295832788.82024-10-06 23:16:57 P-1 factorsDateFactorB1B22024-10-0654881625500126143581732958312710001589279340 HistoryDateUserTypeResult2024-10-06Luke DurantF-PM1Factor: 548816255001261435817329583 / (P-1, B1=1271000, B2=1589279340)2024-07-17SRBaseNFno factor from 2^75 to 2^762023-01-27SRBaseNFno factor from 2^74 to 2^752021-11-09SRBaseNFno factor from 2^73 to 2^742020-11-27SRBaseNFno factor from 2^72 to 2^732017-03-24Johan ViljoenNFno factor from 2^71 to 2^722017-02-25Johan ViljoenNFno factor from 2^70 to 2^712017-02-15JoDuNFno factor from 2^69 to 2^702016-04-18DerekNFno factor from 2^68 to 2^692016-03-31dbaughNFno factor from 2^67 to 2^682015-02-27aurashiftNFno factor from 2^66 to 2^672012-12-18RichardNFno factor from 2^65 to 2^662010-12-21sasaki3NFno factor from 2^64 to 2^652010-06-17Charles A. MorrisNFno factor from 2^63 to 2^64