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 statusMnStatusDetails904694509Composite: 1 known prime factor FactoredFactorDigitsBitsDate4975712812498632481612168.82017-04-02 15:35:49 HistoryDateUserTypeResult2025-04-25yuriy5-1NFno factor from 2^69 to 2^742017-04-02ConductorFFactor: 497571281249863248161 / TF: 68-692016-04-16Mark RoseNFno factor from 2^67 to 2^682015-02-05Gordon SpenceNFno factor from 2^66 to 2^672012-03-07lindeeNFno factor from 2^65 to 2^662011-10-09BJBNFno factor from 2^64 to 2^652010-07-15lindedNFno factor from 2^63 to 2^64