Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails49421369Composite: proven not-prime with Lucas-Lehmer testNo factors below 275TF target 273P-1B1 = 565000B2 = 12288750LLStatusDateUserResidueShiftSoftwareBad2010-05-11arnaud6811E95181C33BED16889168Windows Service,Prime95,v25.11,build 2Verified2016-02-11GregF39699B99E05486A14124382CUDALucas v2.05 BetaVerified2016-09-11endless_mikeF39699B99E05486A34980256Linux 64-bit,Prime95,v28.9,build 2HistoryDateUserTypeResult2020-12-22-anonymous-NFno factor TF: 74-752019-09-12Jon PaceNFno factor TF: 73-742017-11-05monstNFno factor TF: 72-732016-09-11endless_mikeC-LLF39699B99E05486A2016-02-11GregC-LLF39699B99E05486A2015-12-27AirSquirrelsNFno factor TF: 71-722015-12-27AirSquirrelsNFno factor TF: 70-712015-08-26Sid & AndyNFno factor TF: 69-702010-05-11arnaudC-LL6811E95181C33BED2010-01-28arnaudNF-PM1B1=565000, B2=122887502008-08-07Team Prime RibNFno factor TF: 1-692008-06-03-anonymous-NFno factor TF: 1-642007-05-121997rj7NFno factor TF: 1-632003-11-28Team Prime RibNFno factor TF: 1-59