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 statusMnStatusDetails800428351Composite: 1 known prime factor FactoredFactorDigitsBitsDate20893546005469870584732270.82019-12-03 17:25:37 HistoryDateUserTypeResult2019-12-03ConductorFFactor: 2089354600546987058473 / TF: 70-712016-08-16ramgeisNFno factor from 2^68 to 2^702015-05-04sasakiNFno factor from 2^67 to 2^682014-11-11sasakiNFno factor from 2^66 to 2^672013-10-17america64NFno factor from 2^65 to 2^662010-09-29Architects CubedNFno factor from 2^64 to 2^65