Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails25948297Composite: proven not-prime with Lucas-Lehmer testNo factors below 275TF target 270P-1B1 = 285000B2 = 3633750LLStatusDateUserResidueShiftSoftwareVerified2005-08-01D. Waller14B2D1032827213812114176Windows,Prime95,v24 final,(aka Wc1)Verified2012-05-08Dubslow14B2D103282721380CUDALucas v2.00aHistoryDateUserTypeResult2021-10-17TheJudgerNFno factor TF: 74-752021-09-19TheJudgerNFno factor TF: 73-742021-08-26TheJudgerNFno factor TF: 72-732021-08-26TheJudgerNFno factor TF: 71-722021-07-23mikrNFno factor TF: 70-712017-03-28ramgeisNFno factor TF: 69-702012-05-08DubslowC-LL14B2D103282721382011-11-24David CampeauNFno factor TF: 68-692011-08-13Carsten KossendeyNFno factor TF: 67-682005-08-01DrRocketC-LL14B2D103282721382005-07-01DrRocketNF-PM1B1=285000, B2=36337502004-07-02-anonymous-NFno factor TF: 1-672004-04-29-anonymous-NFno factor TF: 1-622001-08-12Net_ForceNFno factor TF: 1-56