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 statusMnStatusDetails901485173Composite: 1 known prime factor FactoredFactorDigitsBitsDate3076250005631738168812168.12016-10-13 19:58:44 HistoryDateUserTypeResult2025-04-23yuriy5-1NFno factor from 2^69 to 2^742016-10-13ConductorFFactor: 307625000563173816881 / TF: 68-692016-05-02monstNFno factor from 2^67 to 2^682015-01-28Gordon SpenceNFno factor from 2^66 to 2^672012-05-16c10ck3rNFno factor from 2^65 to 2^662011-06-21lindeeNFno factor from 2^64 to 2^652010-06-24lindedNFno factor from 2^63 to 2^64