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 statusMnStatusDetails477505681Composite: 1 known prime factor FactoredFactorDigitsBitsDate3903898926399462103992168.42017-12-27 03:04:18 HistoryDateUserTypeResult2017-12-27ky0urakuFFactor: 390389892639946210399 / TF: 68-692016-06-14sasakiNFno factor from 2^67 to 2^682016-03-29sasakiNFno factor from 2^66 to 2^672014-10-09firereddNFno factor from 2^65 to 2^662011-12-11OS1NFno factor from 2^64 to 2^652010-03-31Architects CubedNFno factor from 2^63 to 2^64