Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails33535987Composite: proven not-prime with Lucas-Lehmer testNo factors below 273TF target 271P-1B1 = 375000B2 = 5812500LLStatusDateUserResidueShiftSoftwareVerified2003-11-16Daniel Lindsäth040B718C3301A83D15448936Windows,Prime95,v22,(aka WY1)Verified2014-11-20Dubslow040B718C3301A83D9636147Linux 64-bit,Prime95,v28.5,build 2HistoryDateUserTypeResult2024-05-21James HeinrichNFno factor TF: 68-692019-11-09-anonymous-NFno factor TF: 72-732019-09-09Architects CubedNFno factor TF: 71-722014-11-20DubslowC-LL040B718C3301A83D2013-05-01Bill StaffenNFno factor TF: 70-712013-05-01Bill StaffenNFno factor TF: 69-702012-11-29Carsten KossendeyNFno factor TF: 68-692003-11-16-anonymous-C-LL040B718C3301A83D2003-07-21-anonymous-NF-PM1B1=375000, B2=58125002003-07-13-anonymous-NFno factor TF: 1-68