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 statusMnStatusDetails918477907Composite: 1 known prime factor FactoredFactorDigitsBitsDate2512574249800212391932167.82016-09-16 17:19:42 HistoryDateUserTypeResult2016-09-16Alex_soldierFFactor: 251257424980021239193 / TF: 67-68*2015-10-05Alex_soldierNFno factor from 2^66 to 2^672013-05-29ramgeisNFno factor from 2^65 to 2^662011-09-16lindedNFno factor from 2^64 to 2^652010-07-20lindedNFno factor from 2^63 to 2^64