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 statusMnStatusDetails164187629No known factors, not tested for primality TFNo factors below 276TF target 278 P-1B1 = 1425000B2 = 1541298330 HistoryDateUserTypeResult2024-10-12Luke DurantNF-PM1B1=1425000, B2=15412983302024-09-05SRBaseNFno factor from 2^75 to 2^762023-03-12SRBaseNFno factor from 2^74 to 2^752021-12-03SRBaseNFno factor from 2^73 to 2^742018-07-23William POLYCARPENFno factor from 2^72 to 2^732018-07-19Ilya AlexandrovNFno factor from 2^71 to 2^722018-07-19Ilya AlexandrovNFno factor from 2^70 to 2^712018-07-18proxy2222NFno factor from 2^69 to 2^702017-04-11subgeniusNFno factor from 2^68 to 2^692016-05-25tscNFno factor from 2^67 to 2^682015-05-19YN-MuworksNFno factor from 2^66 to 2^672013-03-08Mr-PlonkNFno factor from 2^65 to 2^662011-02-08runeskNFno factor from 2^64 to 2^652010-07-03Carsten KossendeyNFno factor from 2^63 to 2^64