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 statusMnStatusDetails290033867Composite: 1 known prime factor FactoredFactorDigitsBitsDate4269773902441128702232168.52018-06-27 19:35:03 HistoryDateUserTypeResult2018-06-27ConductorFFactor: 426977390244112870223 / TF: 68-692016-08-08XZTNFno factor from 2^67 to 2^682015-12-24rob147147NFno factor from 2^66 to 2^672013-12-21tscNFno factor from 2^65 to 2^662011-09-28Mr-PlonkNFno factor from 2^64 to 2^652010-05-22Architects CubedNFno factor from 2^63 to 2^64