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 statusMnStatusDetails999180937Composite: 2 known prime factors FactoredFactorDigitsBitsDate2697788529911238.02008-05-05 04:56:0225382701406133845771961.12015-12-25 11:41:49 HistoryDateUserTypeResult2025-03-10mikrNFno factor from 2^69 to 2^712022-09-27onlinegameNFno factor from 2^68 to 2^692022-04-07James HeinrichFFactor: 269778852991 / TF: 1-672022-04-07James HeinrichFFactor: 2538270140613384577 / TF: 1-672021-12-21ViliamFNFno factor from 2^67 to 2^682015-12-25ConductorFFactor: 2538270140613384577 / TF: 1-62