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 statusMnStatusDetails100509473Composite: 1 known prime factor FactoredFactorDigitsBitsDate34917430461422832277912271.62014-11-26 20:28:24 HistoryDateUserTypeResult2025-05-23beepFFactor: 3491743046142283227791 / TF: 71-722022-03-30LordJuliusNFno factor from 2^1 to 2^672014-11-26dudeperson3FFactor: 3491743046142283227791 / TF: 71-722014-08-03SMoffatNFno factor from 2^70 to 2^712014-05-28SatanNFno factor from 2^69 to 2^702014-05-28SatanNFno factor from 2^68 to 2^692014-05-28SatanNFno factor from 2^67 to 2^682011-03-19Craig MeyersNFno factor from 2^66 to 2^672011-02-16Craig MeyersNFno factor from 2^65 to 2^662010-08-10Torchwood InstituteNFno factor from 2^64 to 2^652010-02-081997rj7NFno factor from 2^63 to 2^64