Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332340373Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 3165000B2 = 104445000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=82021-07-07ChelleC3F4E40E5680265C22334284013HistoryDateUserTypeResult2024-03-03Grant McCrackenNFno factor TF: 68-692023-10-18James HeinrichNFno factor TF: 67-682023-03-29Mark RoseNFno factor TF: 80-812023-03-29Mark RoseNFno factor TF: 79-802023-01-24Mark RoseNFno factor TF: 78-792021-07-08xor37hCERTProof certified good2021-07-07ChelleC-PRP Proof Certified Good Proof Power: 82021-05-29Jon PaceNFno factor TF: 77-782020-07-31el groccoNFno factor TF: 76-772020-07-12Oliver KruseNF-PM1B1=3165000, B2=1044450002016-04-30srow7NFno factor TF: 75-762014-04-26Preben SNFno factor TF: 74-752014-01-30Team_InspectorNFno factor TF: 73-742013-01-19LaurVNFno factor TF: 72-732012-09-24Grant McCrackenNFno factor TF: 71-722011-03-18Grant McCrackenNFno factor TF: 70-712010-11-20SunfishNFno factor TF: 69-702010-04-07Grant McCrackenNFno factor TF: 68-69