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 statusMnStatusDetails170985757Composite: 1 known prime factor FactoredFactorDigitsBitsDate6481403641151497065432169.12016-10-31 19:49:37 HistoryDateUserTypeResult2016-10-31Sergey NosovFFactor: 648140364115149706543 / TF: 69-72*2016-10-22Mihai PredaNFno factor from 2^68 to 2^692016-04-15XZTNFno factor from 2^67 to 2^682015-06-16MattNFno factor from 2^66 to 2^672013-05-31HardyP GermanyNFno factor from 2^65 to 2^662011-02-24tscNFno factor from 2^64 to 2^652010-07-28James HintzNFno factor from 2^63 to 2^64