Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails45450289Composite: proven not-prime with Lucas-Lehmer testNo factors below 273TF target 272P-1B1 = 435000B2 = 8808750LLStatusDateUserResidueShiftSoftwareVerified2012-04-28Dubslow7ABEC968F5D45EB924651523Linux 64-bit,Prime95,v27.6,build 1Verified2018-02-02RMAC9.57ABEC968F5D45EB920273187Windows,Prime95,v27.7,build 2HistoryDateUserTypeResult2018-02-02RMAC9.5C-LL7ABEC968F5D45EB92017-11-10RichD0NFno factor TF: 72-732012-04-28DubslowC-LL7ABEC968F5D45EB92012-01-21monstNF-PM1B1=435000, B2=8808750, E=62012-01-08RichD0NFno factor TF: 71-722011-11-06ChuckNFno factor TF: 70-712011-11-06ChuckNFno factor TF: 69-702011-11-06ChuckNFno factor TF: 68-692007-12-03precius1NFno factor TF: 1-682007-04-071997rj7NFno factor TF: 1-63