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 statusMnStatusDetails400491313Composite: 1 known prime factor FactoredFactorDigitsBitsDate13535081958333320126332270.22020-05-15 20:52:46 HistoryDateUserTypeResult2020-05-15ConductorFFactor: 1353508195833332012633 / TF: 70-712018-07-03sasakiNFno factor from 2^69 to 2^702017-09-18BenGeesNFno factor from 2^68 to 2^692013-10-24The MawnNFno factor from 2^66 to 2^682013-08-05The MawnNFno factor from 2^65 to 2^66