Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332243003Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 3910000B2 = 3910000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=82022-03-07ChelleFC341B9B8836EE5723795806213HistoryDateUserTypeResult2024-08-11Grant McCrackenNFno factor TF: 71-722024-02-29Grant McCrackenNFno factor TF: 70-712023-10-18James HeinrichNFno factor TF: 67-682023-03-18Mark RoseNFno factor TF: 80-812023-03-18Mark RoseNFno factor TF: 79-802022-03-14Jan S.CERTProof certified good2022-03-07ChelleC-PRPFC341B9B8836EE57 Proof Certified Good Proof Power: 82016-11-26Ben ShieldNF-PM1B1=39100002013-10-03Bill StaffenNFno factor TF: 78-792013-10-02Bill StaffenNFno factor TF: 77-782013-10-02Bill StaffenNFno factor TF: 76-772013-10-02Bill StaffenNFno factor TF: 75-762011-06-04SETIKAHNFno factor TF: 74-752011-05-19SETIKAHNFno factor TF: 73-742011-05-02Christian GeschwentnerNFno factor TF: 72-732010-12-28Team_InspectorNFno factor TF: 71-722010-02-20Grant McCrackenNFno factor TF: 70-712009-06-06Team_InspectorNFno factor TF: 69-702009-02-08Team_InspectorNFno factor TF: 68-69