Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails34961837Composite: proven not-prime with Lucas-Lehmer testNo factors below 275TF target 271P-1B1 = 500000B2 = 9000000LLStatusDateUserResidueShiftSoftwareVerified2006-05-29Alex and Nick MyrmanFB0963071C9F77579416497Linux 32-bit,Prime95,v24 final,(aka Wc2)Verified2015-12-01DubslowFB0963071C9F775726728610Linux 64-bit,Prime95,v28.7,build 1HistoryDateUserTypeResult2024-05-21James HeinrichNFno factor TF: 68-692020-12-12-anonymous-NFno factor TF: 74-752020-02-29-anonymous-NFno factor TF: 73-742019-11-08-anonymous-NFno factor TF: 72-732019-11-08-anonymous-NFno factor TF: 71-722015-12-01DubslowC-LLFB0963071C9F77572015-05-27HBendtzNF-PM1B1=500000, B2=9000000, E=122014-05-07Gordon SpenceNFno factor TF: 70-712014-05-02bayanneNFno factor TF: 69-702012-09-10Carsten KossendeyNFno factor TF: 68-692012-02-20Serge BatalovNFno factor TF: 67-682009-02-11-anonymous-NF-PM1B1=6050002006-05-29-anonymous-C-LLFB0963071C9F77572006-02-01-anonymous-NFno factor TF: 1-672005-12-12-anonymous-NFno factor TF: 1-67