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 statusMnStatusDetails338716967Composite: 1 known prime factor FactoredFactorDigitsBitsDate284588486773428986584792374.62023-08-23 16:16:50 HistoryDateUserTypeResult2023-08-23Ruslan BorisovFFactor: 28458848677342898658479 / TF: 74-752022-03-31SRBaseNFno factor from 2^73 to 2^742021-01-11SRBaseNFno factor from 2^72 to 2^732016-10-28Jacques MOLNENFno factor from 2^71 to 2^722016-10-28Jacques MOLNENFno factor from 2^70 to 2^712016-10-28Jacques MOLNENFno factor from 2^69 to 2^702015-07-25Jacques MOLNENFno factor from 2^67 to 2^692014-02-12HBendtzNFno factor from 2^65 to 2^672010-04-28Architects CubedNFno factor from 2^64 to 2^65