Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails137301751Composite: proven not-prime with PRP testNo factors below 277TF target 277P-1B1 = 676000B2 = 31127040PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=92025-01-14ky0uraku6772F042B70537177836798313HistoryDateUserTypeResult2025-01-14proskiCERTProof certified good2025-01-14ky0urakuC-PRP6772F042B7053717 Proof Certified Good Proof Power: 92024-09-16Ryan PropperNF-PM1B1=676000, B2=311270402024-06-29k0r3NFno factor TF: 76-772024-06-29k0r3NFno factor TF: 75-762023-01-15SRBaseNFno factor TF: 74-752021-07-31SRBaseNFno factor TF: 73-742020-10-27SRBaseNFno factor TF: 72-732016-05-13David HruskaNFno factor TF: 71-722016-04-09David HruskaNFno factor TF: 70-712016-03-04Smok_bmv NFno factor TF: 69-702016-02-28AK76NFno factor TF: 68-692016-02-19dbaughNFno factor TF: 67-682015-02-03sasaki3NFno factor TF: 66-672012-11-11sasaki3NFno factor TF: 65-662010-12-01RichardNFno factor TF: 64-652010-06-10Charles A. MorrisNFno factor TF: 63-64