Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails44763937Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 272P-1B1 = 1000000B2 = 20000000LLStatusDateUserResidueShiftSoftwareBad2009-09-19ANONYMOUS1AA76C5192FC9AE519720394Windows,Prime95,v25.8,build 5Verified2009-11-16WR99EB5A28C25A7F6A7597687Linux 64-bit,Prime95,v25.9,build 4Verified2016-09-26Mark Rose99EB5A28C25A7F6A11786314Linux 64-bit,Prime95,v28.9,build 2HistoryDateUserTypeResult2024-06-20James HeinrichNFno factor TF: 69-702019-11-18Sid & AndyNFno factor TF: 73-742019-07-28Sid & AndyNF-PM1B1=1000000, B2=20000000, E=62018-08-02-anonymous-NFno factor TF: 72-732016-09-26Mark RoseC-LL99EB5A28C25A7F6A2015-08-09GregNFno factor TF: 70-722015-08-04Carsten KossendeyNFno factor TF: 69-702014-07-02NRNFno factor TF: 68-692009-11-16WRC-LL99EB5A28C25A7F6A2009-09-19ANONYMOUSC-LL1AA76C5192FC9AE52009-07-01ANONYMOUSNF-PM1B1=7550002007-11-17-anonymous-NFno factor TF: 1-68