Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails58333291Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 273P-1B1 = 540000B2 = 10800000LLStatusDateUserResidueShiftSoftwareVerified2013-02-14Bartholomew Barker123FD6797C1CF8E420733994Windows 64-bit,Prime95,v27.7,build 2Verified2021-08-26Keith Schwab123FD6797C1CF8E412200345Windows 64-bit,Prime95,v29.8,build 5Verified2023-03-06Reed_Young123FD6797C1CF8E436360610Linux 64-bit,Prime95,v30.8,build 18HistoryDateUserTypeResult2023-03-06Reed_YoungC-LL123FD6797C1CF8E42021-08-26Keith SchwabC-LL123FD6797C1CF8E42019-02-03TheJudgerNFno factor TF: 73-742016-02-23Mark RoseNFno factor TF: 61-632013-02-14Bartholomew BarkerC-LL123FD6797C1CF8E42012-10-19oodairaNF-PM1B1=540000, B2=108000002012-09-22BdotNFno factor TF: 72-732012-06-09Craig MeyersNFno factor TF: 71-722011-11-24Aldo_GridNFno factor TF: 70-712011-07-02TheJudgerNFno factor TF: 69-702011-05-01megavinkNFno factor TF: 68-692009-06-02Helmut ZulusNFno factor TF: 67-682009-03-17willmoreNFno factor TF: 66-672009-03-16willmoreNFno factor TF: 65-662009-03-15willmoreNFno factor TF: 64-652009-03-14willmoreNFno factor TF: 63-642003-12-13-anonymous-NFno factor TF: 1-612003-12-02-anonymous-NFno factor TF: 1-612003-07-30-anonymous-NFno factor TF: 1-592002-09-22-anonymous-NFno factor TF: 1-582001-07-17-anonymous-NFno factor TF: 1-572000-06-29-anonymous-NFno factor TF: 1-562000-06-28-anonymous-NFno factor TF: 1-562000-02-09-anonymous-NFno factor TF: 1-541999-12-23-anonymous-NFno factor TF: 1-53