Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails30082777Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 271P-1B1 = 340000B2 = 6800000LLStatusDateUserResidueShiftSoftwareVerified2006-10-24Joseph Seifried92C6F4ABBC9F739410674243Windows,Prime95,v24 final,(aka Wc1)Verified2013-10-07Dubslow92C6F4ABBC9F73947593520Linux 64-bit,Prime95,v27.9,build 1HistoryDateUserTypeResult2020-03-16-anonymous-NFno factor TF: 73-742020-02-02Aaron HavilandNF-PM1B1=340000, B2=6800000, E=122019-12-20-anonymous-NFno factor TF: 71-722019-12-20-anonymous-NFno factor TF: 72-732017-06-22ramgeisNFno factor TF: 70-712013-10-07DubslowC-LL92C6F4ABBC9F73942012-03-18bcp19NFno factor TF: 69-702012-03-18bcp19NFno factor TF: 68-692008-07-12JJSeifriedNF-PM1B1=4350002008-07-12JJSeifriedC-LL92C6F4ABBC9F73942006-10-24JJSeifriedC-LL92C6F4ABBC9F73942006-09-04JJSeifriedNF-PM1B1=4350002005-07-01KoekieNFno factor TF: 1-682005-01-101997rj7NFno factor TF: 1-622003-06-09AxelFoxNFno factor TF: 1-602001-09-16Net_ForceNFno factor TF: 1-56