Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332253811Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2860000B2 = 75075000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=72022-08-21Jack Enright70F1E6B4F9E0C70D5110673813HistoryDateUserTypeResult2023-03-19Mark RoseNFno factor TF: 80-812023-03-19Mark RoseNFno factor TF: 79-802022-08-25Jan S.CERTProof certified good2022-08-21Jack EnrightC-PRP70F1E6B4F9E0C70D Proof Certified Good Proof Power: 72022-03-31LordJuliusNFno factor TF: 1-672022-03-20ANONYMOUSNFno factor TF: 67-682017-02-27aurashiftNF-PM1B1=2860000, B2=75075000, E=122013-11-28Bill StaffenNFno factor TF: 78-792013-11-27Bill StaffenNFno factor TF: 77-782013-10-23Bill StaffenNFno factor TF: 76-772013-10-21Bill StaffenNFno factor TF: 75-762013-06-02Team_InspectorNFno factor TF: 74-752011-12-22Team_InspectorNFno factor TF: 73-742011-09-17Team_InspectorNFno factor TF: 72-732011-05-01Christian GeschwentnerNFno factor TF: 71-722009-07-22Team_InspectorNFno factor TF: 70-712009-05-13Team_InspectorNFno factor TF: 69-702009-03-07Team_InspectorNFno factor TF: 68-692008-11-27Team_InspectorNFno factor TF: 61-622008-11-27Team_InspectorNFno factor TF: 62-63