Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails137600987Composite: proven not-prime with PRP testNo factors below 277TF target 277P-1B1 = 1182000B2 = 1466408790PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=92025-03-29Mirra283E4907CFC89B4A013HistoryDateUserTypeResult2025-03-29stenleiCERTProof certified good2025-03-29MirraC-PRP283E4907CFC89B4A Proof Certified Good Proof Power: 92024-09-17Luke DurantNF-PM1B1=1182000, B2=14664087902024-07-21tbusbyNFno factor TF: 76-772024-07-17SRBaseNFno factor TF: 75-762023-01-12SRBaseNFno factor TF: 74-752016-04-03taffaNFno factor TF: 73-742016-04-03taffaNFno factor TF: 72-732016-04-03taffaNFno factor TF: 71-722016-04-03taffaNFno factor TF: 70-712016-04-03taffaNFno factor TF: 69-702016-03-31dbaughNFno factor TF: 68-692016-02-27dbaughNFno factor TF: 67-682015-02-04vwflat4NFno factor TF: 66-672012-11-13tscNFno factor TF: 65-662010-12-01Torchwood InstituteNFno factor TF: 64-652010-06-11WPSNFno factor TF: 63-64