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 statusMnStatusDetails134013109Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1076000B2 = 780582660 PRPStatusDateUserResidueShiftTypeBaseVerified2024-10-03Luke Durant6C456E47DD4D33AA013 HistoryDateUserTypeResult2024-10-03PBeamACERTPRP CertificationCERT proof power = 9Proof certified good2024-10-03Luke DurantC-PRP6C456E47DD4D33AAPRP proof power = 9PRP: VerifiedProof certified good2024-08-31Luke DurantNF-PM1B1=1076000, B2=7805826602023-12-06ANONYMOUSNFno factor from 2^76 to 2^772023-10-13rushynNFno factor from 2^75 to 2^762023-01-05SRBaseNFno factor from 2^74 to 2^752021-07-25SRBaseNFno factor from 2^73 to 2^742020-10-22SRBaseNFno factor from 2^72 to 2^732016-07-19guruNFno factor from 2^71 to 2^722016-07-14proxy2222NFno factor from 2^70 to 2^712016-07-14proxy2222NFno factor from 2^69 to 2^702016-07-14proxy2222NFno factor from 2^68 to 2^692016-01-14Matthew MillarNFno factor from 2^67 to 2^682015-01-23BrandonNFno factor from 2^66 to 2^672012-10-24subgeniusNFno factor from 2^65 to 2^662010-11-21Charles A. MorrisNFno factor from 2^64 to 2^652010-06-06Torchwood InstituteNFno factor from 2^63 to 2^64