Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails30274583Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 271P-1B1 = 427000B2 = 11540000LLStatusDateUserResidueShiftSoftwareVerified2006-07-10Josh Schwartz3A114ED8746DA06B7246819Windows,Prime95,v23,(aka WZ1)Verified2013-09-19Dubslow3A114ED8746DA06B5049543Linux 64-bit,Prime95,v27.9,build 1HistoryDateUserTypeResult2020-10-17Architects CubedNF-PM1B1=427000, B2=115400002020-04-13-anonymous-NFno factor TF: 73-742019-12-13-anonymous-NFno factor TF: 71-722019-12-13-anonymous-NFno factor TF: 72-732017-08-10ramgeisNFno factor TF: 70-712013-09-19DubslowC-LL3A114ED8746DA06B2012-02-20Craig MeyersNFno factor TF: 68-702006-07-10-anonymous-C-LL3A114ED8746DA06B2006-02-15-anonymous-NF-PM1B1=4400002005-09-22arnaudNFno factor TF: 1-682005-02-121997rj7NFno factor TF: 1-622003-07-13AxelFoxNFno factor TF: 1-602001-09-16Net_ForceNFno factor TF: 1-562000-11-15JossNFno factor TF: 1-54