Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails35288459Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 271P-1B1 = 375000B2 = 7218750LLStatusDateUserResidueShiftSoftwareVerified2006-04-28Morgan WesströmF7C19B6CAA6779D517663836Windows,Prime95,v23,(aka WZ1)Verified2016-02-02DubslowF7C19B6CAA6779D528629624Linux 64-bit,Prime95,v28.7,build 1HistoryDateUserTypeResult2020-02-28-anonymous-NFno factor TF: 73-742019-11-02-anonymous-NFno factor TF: 71-722019-11-02-anonymous-NFno factor TF: 72-732016-07-11Adam BuranNFno factor TF: 6-602016-02-02DubslowC-LLF7C19B6CAA6779D52014-06-25Mark RoseNFno factor TF: 70-712014-06-22VictordeHollanderNFno factor TF: 69-702006-04-28-anonymous-C-LLF7C19B6CAA6779D52006-03-28-anonymous-NFno factor TF: 1-692006-03-28-anonymous-NF-PM1B1=375000, B2=72187502006-02-01ebravickNFno factor TF: 1-672004-07-26-anonymous-NFno factor TF: 1-60