Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails50192423Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 273P-1B1 = 580000B2 = 14355000LLStatusDateUserResidueShiftSoftwareVerified2013-02-14]mh[ VirtekA8589E7CD5A72B2B40575328Windows 64-bit,Prime95,v27.7,build 2Verified2020-03-02DubslowA8589E7CD5A72B2B43364334Linux 64-bit,Prime95,v29.8,build 6HistoryDateUserTypeResult2020-03-02DubslowC-LLA8589E7CD5A72B2B2018-12-16Mark RoseNFno factor TF: 73-742016-01-01AirSquirrelsNFno factor TF: 72-732013-02-14]mh[ VirtekC-LLA8589E7CD5A72B2B2012-03-14James HeinrichNFno factor TF: 69-722011-09-01TheJudgerNF-PM1B1=580000, B2=143550002008-10-14tmorrowNFno factor TF: 1-692004-03-01-anonymous-NFno factor TF: 1-612003-11-08-anonymous-NFno factor TF: 1-602001-12-08-anonymous-NFno factor TF: 1-582001-04-01-anonymous-NFno factor TF: 1-572000-04-05-anonymous-NFno factor TF: 1-562000-02-09-anonymous-NFno factor TF: 1-542000-01-04-anonymous-NFno factor TF: 1-531999-10-07-anonymous-NFno factor TF: 1-53