Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails84323513Composite: proven not-prime with PRP testNo factors below 276TF target 275P-1B1 = 670000B2 = 12897500PRPStatusProofDateUserResidueShiftTypeBaseVerifiedPRP without proof (not generated)2019-04-04Mihai Preda28370CD88CFFAFDB043VerifiedPRP without proof (not generated)2021-08-07Massimo Cappelli (ik5pwa)28370CD88CFFAFDB4910394043HistoryDateUserTypeResult2021-08-07Massimo Cappelli (ik5pwa)C-PRP28370CD88CFFAFDB2019-04-04Mihai PredaC-PRP28370CD88CFFAFDB2017-11-06James HeinrichNF-PM1B1=670000, B2=12897500, E=62017-04-24TheJudgerNFno factor TF: 75-762017-04-21Chris SmithNFno factor TF: 74-752017-04-18gcardonaNFno factor TF: 73-742017-01-16Judge HaleNFno factor TF: 71-722017-01-16Judge HaleNFno factor TF: 72-732014-08-21PascalBieriNFno factor TF: 70-712014-04-11S00030NFno factor TF: 69-702014-04-09JMGarciaNFno factor TF: 68-692013-03-01sasablNFno factor TF: 67-682013-02-26wangyun183NFno factor TF: 66-672012-08-28Carsten KossendeyNFno factor TF: 65-662010-12-07Architects CubedNFno factor TF: 64-65