Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails44768851Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 272P-1B1 = 1000000B2 = 20000000LLStatusDateUserResidueShiftSoftwareBad2009-06-02WWU-CS1518C268EE82CE8730566798Linux 32-bit,Prime95,v24 final,(aka Wc2)Verified2009-07-12linded3A9DAB6E612F63441766725Windows,Prime95,v25.8,build 5Verified2016-10-24Mark Rose3A9DAB6E612F634428768469Linux 64-bit,Prime95,v28.9,build 2HistoryDateUserTypeResult2024-06-20James HeinrichNFno factor TF: 69-702019-11-17Sid & AndyNFno factor TF: 73-742019-09-02Sid & AndyNF-PM1B1=1000000, B2=20000000, E=62018-08-03-anonymous-NFno factor TF: 72-732016-10-24Mark RoseC-LL3A9DAB6E612F63442015-08-09GregNFno factor TF: 70-722015-08-04Carsten KossendeyNFno factor TF: 69-702014-07-03NRNFno factor TF: 68-692009-07-12lindedC-LL3A9DAB6E612F63442009-06-02WWU-CSC-LL1518C268EE82CE872009-04-22WWU-CSNF-PM1B1=7550002007-11-17Team Prime RibNFno factor TF: 1-68