Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332803831Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2955000B2 = 73875000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedPRP without proof (not generated)2020-04-03One ManD6C53278C9082CEC27690432213VerifiedCertified GoodPower=102023-08-28KrieselD6C53278C9082CEC013HistoryDateUserTypeResult2024-06-22James HeinrichNFno factor TF: 79-802024-06-05LaurVNFno factor TF: 71-722023-08-28James HeinrichCERTProof certified good2023-08-28KrieselC-PRPD6C53278C9082CEC Proof Certified Good Proof Power: 102023-03-11Mark RoseNFno factor TF: 80-812020-04-03One ManC-PRPD6C53278C9082CEC2019-12-21One ManNFno factor TF: 79-802019-12-13One ManNF-PM1B1=2955000, B2=738750002019-12-01One ManNF-PM1B1=1670000, B2=317300002019-11-27One ManNFno factor TF: 78-792019-11-06lobsterfordinnerNFno factor TF: 75-762019-11-06lobsterfordinnerNFno factor TF: 76-772019-11-06lobsterfordinnerNFno factor TF: 77-782016-07-22bayanneNFno factor TF: 74-752015-07-19srow7NFno factor TF: 73-742015-05-11Jacques MOLNENFno factor TF: 72-732013-03-09Architects CubedNFno factor TF: 71-722012-10-12krackerNFno 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