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 statusMnStatusDetails136437493Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1153000B2 = 1157544960 PRPStatusDateUserResidueShiftTypeBaseVerified2024-10-11Luke Durant60E8E25D5A7E38E8013 HistoryDateUserTypeResult2024-10-11iucasCERTPRP CertificationCERT proof power = 9Proof certified good2024-10-11Luke DurantC-PRP60E8E25D5A7E38E8PRP proof power = 9PRP: VerifiedProof certified good2024-09-11Luke DurantNF-PM1B1=1153000, B2=11575449602024-07-06theojkNFno factor from 2^76 to 2^772023-06-13La GüiraNFno factor from 2^75 to 2^762023-01-09SRBaseNFno factor from 2^74 to 2^752021-07-31SRBaseNFno factor from 2^73 to 2^742020-10-25SRBaseNFno factor from 2^72 to 2^732016-03-15guruNFno factor from 2^71 to 2^722016-02-25guruNFno factor from 2^70 to 2^712016-02-19Ready4PrimeTimeNFno factor from 2^69 to 2^702016-02-15Ready4PrimeTimeNFno factor from 2^68 to 2^692016-02-13dbaughNFno factor from 2^67 to 2^682015-01-30rubikvn2100NFno factor from 2^66 to 2^672012-11-06Mr-PlonkNFno factor from 2^65 to 2^662010-11-28Charles A. MorrisNFno factor from 2^64 to 2^652010-06-09Torchwood InstituteNFno factor from 2^63 to 2^64