Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails50355973Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 273P-1B1 = 595000B2 = 16808750LLStatusDateUserResidueShiftSoftwareVerified2010-08-20ANONYMOUS5B71FB88395893C814764853Windows 64-bit,Prime95,v25.11,build 2Verified2019-12-06Dubslow5B71FB88395893C826568018Linux 64-bit,Prime95,v29.8,build 6HistoryDateUserTypeResult2019-12-06DubslowC-LL5B71FB88395893C82018-12-04Mark RoseNFno factor TF: 73-742016-02-23Mark RoseNFno factor TF: 60-632015-12-25AirSquirrelsNFno factor TF: 72-732015-12-04-anonymous-NFno factor TF: 71-722015-07-22Mark RoseNFno factor TF: 70-712015-01-20monstNFno factor TF: 69-702010-08-20ANONYMOUSC-LL5B71FB88395893C82010-07-14ANONYMOUSNF-PM1B1=595000, B2=16808750, E=62008-10-14tmorrowNFno factor TF: 68-692008-10-14tmorrowNFno factor TF: 67-682008-10-14tmorrowNFno factor TF: 66-672008-10-04tmorrowNFno factor TF: 63-642008-10-04tmorrowNFno factor TF: 64-652008-10-04tmorrowNFno factor TF: 65-662003-11-08-anonymous-NFno factor TF: 1-602003-08-25-anonymous-NFno factor TF: 1-592001-12-22-anonymous-NFno factor TF: 1-582001-04-15-anonymous-NFno factor TF: 1-572000-04-05-anonymous-NFno factor TF: 1-562000-02-09-anonymous-NFno factor TF: 1-542000-01-04-anonymous-NFno factor TF: 1-531999-10-07-anonymous-NFno factor TF: 1-53