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 statusMnStatusDetails619900873Composite: 1 known prime factor FactoredFactorDigitsBitsDate1567193352370469477512167.12016-09-23 04:03:11 HistoryDateUserTypeResult2016-09-23NipalFFactor: 156719335237046947751 / TF: 67-702014-03-13sasakiNFno factor from 2^65 to 2^67