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 statusMnStatusDetails214221509Composite: 1 known prime factor FactoredFactorDigitsBitsDate449085771134044327564812375.22024-11-27 15:55:01 HistoryDateUserTypeResult2024-11-27SRBaseFFactor: 44908577113404432756481 / TF: 75-76*2023-05-19SRBaseNFno factor from 2^74 to 2^752021-01-16Will EdgingtonNFno factor from 2^73 to 2^742020-10-30SRBaseNFno factor from 2^72 to 2^732020-06-13SRBaseNFno factor from 2^71 to 2^722018-05-26ZenghuiNFno factor from 2^70 to 2^712018-05-18La GüiraNFno factor from 2^69 to 2^702017-12-13Kendall PerryNFno factor from 2^68 to 2^692016-08-29XZTNFno factor from 2^67 to 2^682015-10-27RichardNFno factor from 2^66 to 2^672012-07-05america64NFno factor from 2^65 to 2^662011-05-24tscNFno factor from 2^64 to 2^65