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 statusMnStatusDetails680864609Composite: 1 known prime factor FactoredFactorDigitsBitsDate6872403080626223737372169.22017-11-17 20:46:39 HistoryDateUserTypeResult2017-11-17NipalFFactor: 687240308062622373737 / TF: 68-702016-10-22sasakiNFno factor from 2^67 to 2^682014-07-29sasakiNFno factor from 2^66 to 2^672014-01-18sasakiNFno factor from 2^65 to 2^66