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 statusMnStatusDetails918335063Composite: 1 known prime factor FactoredFactorDigitsBitsDate2121547509684180237672167.52016-09-05 19:10:52 HistoryDateUserTypeResult2016-09-05Alex_soldierFFactor: 212154750968418023767 / TF: 67-68*2015-10-01Alex_soldierNFno factor from 2^66 to 2^672013-05-24ramgeisNFno factor from 2^65 to 2^662011-09-17lindedNFno factor from 2^64 to 2^652010-07-20lindedNFno factor from 2^63 to 2^64