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 statusMnStatusDetails686368211Composite: 1 known prime factor FactoredFactorDigitsBitsDate4970365953005953910892168.82018-06-30 07:07:45 HistoryDateUserTypeResult2018-06-30ConductorFFactor: 497036595300595391089 / TF: 68-692016-12-03NoPolarBearsHereNFno factor from 2^67 to 2^682014-08-05sasakiNFno factor from 2^66 to 2^672014-02-11sasakiNFno factor from 2^65 to 2^662012-02-01Chris SmithNFno factor from 2^64 to 2^652010-07-14Architects CubedNFno factor from 2^63 to 2^64