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 statusMnStatusDetails800582753Composite: 1 known prime factor FactoredFactorDigitsBitsDate12528146563893668980312270.12019-12-22 16:43:05 HistoryDateUserTypeResult2019-12-22ConductorFFactor: 1252814656389366898031 / TF: 70-712016-07-19ramgeisNFno factor from 2^69 to 2^702015-07-17Bruno VictalNFno factor from 2^68 to 2^692015-05-04sasakiNFno factor from 2^67 to 2^682014-11-20sasakiNFno factor from 2^66 to 2^672013-10-17sasakiNFno factor from 2^65 to 2^662010-09-29Architects CubedNFno factor from 2^64 to 2^652010-04-05Architects CubedNFno factor from 2^63 to 2^64