Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails137477401Composite: proven not-prime with PRP testNo factors below 277TF target 277P-1B1 = 676000B2 = 31127040PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=92025-03-07ky0urakuBC5CAA6CD16EA4485617588113HistoryDateUserTypeResult2025-03-07naduCERTProof certified good2025-03-07ky0urakuC-PRPBC5CAA6CD16EA448 Proof Certified Good Proof Power: 92024-09-17Ryan PropperNF-PM1B1=676000, B2=311270402024-07-28Luke DurantNFno factor TF: 76-772024-06-18JacobZNFno factor TF: 75-762023-01-12SRBaseNFno factor TF: 74-752021-08-02SRBaseNFno factor TF: 73-742020-10-27SRBaseNFno factor TF: 72-732016-11-09Andrew BNFno factor TF: 71-722016-05-07Choi4KANGNFno factor TF: 70-712016-03-25dbaughNFno factor TF: 69-702016-02-27dbaughNFno factor TF: 68-692016-02-10ssatenethNFno factor TF: 67-682015-02-04sumantNFno factor TF: 66-672012-11-17RichardNFno factor TF: 65-662011-01-09Sebastian HornbostelNFno factor TF: 64-652010-06-11Torchwood InstituteNFno factor TF: 63-64