Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332258903Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2393000B2 = 86665000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=72020-12-23Simon JosefssonFD7FFD1A2800451528370550513HistoryDateUserTypeResult2023-10-18James HeinrichNFno factor TF: 67-682023-03-20Mark RoseNFno factor TF: 80-812023-03-20Mark RoseNFno factor TF: 79-802020-12-24Ben DeloCERTProof certified good2020-12-23Simon JosefssonC-PRPFD7FFD1A28004515 Proof Certified Good Proof Power: 72020-10-09Simon JosefssonNF-PM1B1=2393000, B2=866650002020-09-30Team_InspectorNFno factor TF: 78-792020-09-29Team_InspectorNFno factor TF: 77-782015-08-27srow7NFno factor TF: 76-772014-12-12Team_InspectorNFno factor TF: 75-762013-01-10LaurVNFno factor TF: 74-752012-01-22Team_InspectorNFno factor TF: 73-742011-04-15Team_InspectorNFno factor TF: 72-732011-04-12Team_InspectorNFno factor TF: 71-722011-02-23Christian GeschwentnerNFno factor TF: 70-712009-09-23Team_InspectorNFno factor TF: 69-702009-05-22Team_InspectorNFno factor TF: 68-69