Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails84194087Composite: proven not-prime with PRP testNo factors below 276TF target 275P-1B1 = 650000B2 = 8937500PRPStatusProofDateUserResidueShiftTypeBaseVerifiedPRP without proof (not generated)2019-03-28LookASF1C87A659E1F5A202551428213VerifiedPRP without proof (not generated)2021-11-14ATHF1C87A659E1F5A20013HistoryDateUserTypeResult2021-11-14ATHC-PRPF1C87A659E1F5A202019-03-28LookASC-PRPF1C87A659E1F5A202017-11-01GrunwalderGIMPNF-PM1B1=650000, B2=89375002017-04-19TheJudgerNFno factor TF: 75-762017-04-19TheJudgerNFno factor TF: 74-752017-03-14Tim SorberaNFno factor TF: 73-742017-01-12Judge HaleNFno factor TF: 72-732017-01-12Judge HaleNFno factor TF: 71-722014-08-30SMoffatNFno factor TF: 70-712014-04-21ITSNFno factor TF: 69-702014-02-13gbvalorNFno factor TF: 68-692013-02-22Juergen KampmeierNFno factor TF: 67-682013-02-22tscNFno factor TF: 66-672012-09-13Carsten KossendeyNFno factor TF: 65-662010-12-23Architects CubedNFno factor TF: 64-65