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 statusMnStatusDetails312743911Composite: 1 known prime factor FactoredFactorDigitsBitsDate8289203163343975027512169.52019-03-09 16:40:27 HistoryDateUserTypeResult2019-03-09ConductorFFactor: 828920316334397502751 / TF: 69-702018-08-02Chabot PrimeNFno factor from 2^68 to 2^692017-02-12goldenmemeNFno factor from 2^67 to 2^682016-02-23JoJo-SUN24NFno factor from 2^66 to 2^672014-01-19soldcakeNFno factor from 2^65 to 2^662011-10-27RichardNFno factor from 2^64 to 2^65