Exponent Range: to+ above minimum exponent Output results in HTML format Output results in text-only format Output results in plain-text format Show full details (current assignment, history, LL residues) Include full ECM history (every "NF-ECM" result, slow) Include ancient history logs (1997-2007, slow) Include expired assignments Show software version in historyGet statusMnStatusDetails136749871Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 604000B2 = 19085000 PRPStatusDateUserResidueShiftTypeBaseVerified2024-10-13Luke Durant6D495946CB4E082C013 HistoryDateUserTypeResult2024-10-13JurzalCERTPRP CertificationCERT proof power = 9Proof certified good2024-10-13Luke DurantC-PRP6D495946CB4E082CPRP proof power = 9PRP: VerifiedProof certified good2024-09-13Jwb52zNF-PM1B1=604000, B2=190850002024-07-26TheJudgerNFno factor from 2^76 to 2^772024-07-16ViliNFno factor from 2^75 to 2^762023-01-10SRBaseNFno factor from 2^74 to 2^752021-07-31SRBaseNFno factor from 2^73 to 2^742020-10-25SRBaseNFno factor from 2^72 to 2^732016-05-13David HruskaNFno factor from 2^71 to 2^722016-04-09David HruskaNFno factor from 2^70 to 2^712016-03-04ulsNFno factor from 2^69 to 2^702016-02-17Ready4PrimeTimeNFno factor from 2^68 to 2^692016-02-13dbaughNFno factor from 2^67 to 2^682015-02-01nEtcoOKNFno factor from 2^66 to 2^672013-04-29c10ck3rNFno factor from 2^65 to 2^662010-11-28sasaki3NFno factor from 2^64 to 2^652010-06-10sasaki3NFno factor from 2^63 to 2^64