Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails47178749Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 272P-1B1 = 565000B2 = 15961250LLStatusDateUserResidueShiftSoftwareVerified2011-06-14Kyle Z Schmidt83BDC1D8A605460734429586Windows 64-bit,Prime95,v26.5,build 5Verified2018-12-22Will Hockensmith83BDC1D8A605460726519210Linux 64-bit,Prime95,v29.4,build 8HistoryDateUserTypeResult2024-05-29ChuckNFno factor TF: 68-692019-04-11Sid & AndyNFno factor TF: 73-742018-12-22Will HockensmithC-LL83BDC1D8A60546072017-11-26TheJudgerNFno factor TF: 72-732015-12-04-anonymous-NFno factor TF: 71-722015-09-18Architects CubedNFno factor TF: 70-712015-08-31Mark RoseNFno factor TF: 69-702013-03-07Carsten KossendeyNFno factor TF: 68-692011-06-14Kyle Z SchmidtC-LL83BDC1D8A60546072011-02-24Kyle Z SchmidtNF-PM1B1=565000, B2=15961250, E=62008-03-05JC_HerlesNFno factor TF: 1-68