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 statusMnStatusDetails802520833Composite: 1 known prime factor FactoredFactorDigitsBitsDate13928886061666573986072270.22020-02-26 19:06:24 HistoryDateUserTypeResult2020-02-26ConductorFFactor: 1392888606166657398607 / TF: 70-712016-08-25ramgeisNFno factor from 2^68 to 2^702015-05-06sasakiNFno factor from 2^67 to 2^682014-11-09sasakiNFno factor from 2^66 to 2^672012-02-08sasaki3NFno factor from 2^65 to 2^662012-02-08sasaki3NFno factor from 2^64 to 2^652010-07-01Architects CubedNFno factor from 2^63 to 2^64