Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332804077Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2519000B2 = 94605000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=72021-03-15Simon Josefsson47735683E6C6E2E314400470413HistoryDateUserTypeResult2024-06-05LaurVNFno factor TF: 71-722023-03-26Mark RoseNFno factor TF: 80-812023-03-19Mark RoseNFno factor TF: 79-802023-03-01Mark RoseNFno factor TF: 78-792021-03-17George WoltmanCERTProof certified good2021-03-17HaiyungCERTCertification bad2021-03-15Simon JosefssonC-PRP47735683E6C6E2E3 Proof Certified Good Proof Power: 72021-01-17Simon JosefssonNF-PM1B1=2519000, B2=946050002019-11-07lobsterfordinnerNFno factor TF: 77-782019-11-07lobsterfordinnerNFno factor TF: 75-762019-11-07lobsterfordinnerNFno factor TF: 76-772016-07-22bayanneNFno factor TF: 74-752015-07-20srow7NFno factor TF: 73-742015-05-11Jacques MOLNENFno factor TF: 72-732013-03-10Architects CubedNFno factor TF: 71-722012-10-11krackerNFno factor TF: 70-712012-07-19LaurVNFno factor TF: 69-702012-04-13LaurVNFno factor TF: 68-692012-03-27LaurVNFno factor TF: 67-682010-11-01Architects CubedNFno factor TF: 66-67