Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails44713567Composite: proven not-prime with Lucas-Lehmer testNo factors below 274TF target 272P-1B1 = 1000000B2 = 20000000LLStatusDateUserResidueShiftSoftwareBad2009-09-30raymondf2A8EA9C207A5982B25653954Linux 64-bit,Prime95,v25.7,build 3Verified2009-11-08curtiscF781F01ADC8DF04743645574Windows Service,Prime95,v25.8,build 1Verified2016-09-17Mark RoseF781F01ADC8DF0471146783Linux 64-bit,Prime95,v28.9,build 2HistoryDateUserTypeResult2024-06-20James HeinrichNFno factor TF: 69-702019-11-11Sid & AndyNFno factor TF: 73-742019-08-25Sid & AndyNF-PM1B1=1000000, B2=20000000, E=122018-08-04-anonymous-NFno factor TF: 72-732016-09-17Mark RoseC-LLF781F01ADC8DF0472015-08-09GregNFno factor TF: 70-722015-07-30Carsten KossendeyNFno factor TF: 69-702014-06-29VictordeHollanderNFno factor TF: 68-692009-11-08curtiscC-LLF781F01ADC8DF0472009-09-30raymondfC-LL2A8EA9C207A5982B2009-07-17raymondfNF-PM1B1=7550002007-11-17SorianoNFno factor TF: 1-68