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 statusMnStatusDetails999486071Composite: 2 known prime factors FactoredFactorDigitsBitsDate132192027750471443.62008-06-02 20:46:4427005821948405039371961.22015-12-25 18:46:56 HistoryDateUserTypeResult2025-03-11mikrNFno factor from 2^69 to 2^712022-09-27onlinegameNFno factor from 2^68 to 2^692022-04-07James HeinrichFFactor: 2700582194840503937 / TF: 1-672022-04-07James HeinrichFFactor: 13219202775047 / TF: 1-672021-12-22ViliamFNFno factor from 2^67 to 2^682015-12-25ConductorFFactor: 2700582194840503937 / TF: 1-62