Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332328547Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 1900000B2 = 80000000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=112025-11-15Matthew Buckingham-Bishop17AFA314BF329D46013HistoryDateUserTypeResult2025-11-15ReithrodonCERTProof certified good2025-11-15Matthew Buckingham-BishopC-PRP17AFA314BF329D46 Proof Certified Good Proof Power: 112024-02-21Grant McCrackenNFno factor TF: 68-692023-10-18James HeinrichNFno factor TF: 67-682021-06-24KrieselNF-PM1B1=1900000, B2=800000002021-06-24KrieselNFno factor TF: 80-812021-06-24KrieselNFno factor TF: 79-802021-06-24KrieselNFno factor TF: 78-792021-05-24Jon PaceNFno factor TF: 77-782021-05-24Jon PaceNFno factor TF: 76-772016-04-07Team_InspectorNFno factor TF: 75-762014-04-20Preben SNFno factor TF: 74-752013-12-31Team_InspectorNFno factor TF: 73-742013-01-18LaurVNFno factor TF: 72-732012-06-18Grant McCrackenNFno factor TF: 71-722011-04-25Grant McCrackenNFno factor TF: 70-712010-12-17SunfishNFno factor TF: 69-702010-03-31Grant McCrackenNFno factor TF: 68-69