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 statusMnStatusDetails116806043Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 893000B2 = 514589790 PRPStatusDateUserResidueShiftTypeBaseVerified2024-01-30ky0uraku68F053BEB3D21C8511444511713 HistoryDateUserTypeResult2024-01-30Richard ThomasCERTPRP CertificationCERT proof power = 9Proof certified good2024-01-30ky0urakuC-PRP68F053BEB3D21C85PRP proof power = 9PRP: VerifiedProof certified good2022-11-07Simon JosefssonNF-PM1B1=893000, B2=5145897902021-11-18burkhajoNFno factor from 2^76 to 2^772021-06-13TheJudgerNFno factor from 2^75 to 2^762021-06-13TheJudgerNFno factor from 2^74 to 2^752021-02-24Richard ThomasNFno factor from 2^73 to 2^742020-04-26SRBaseNFno factor from 2^72 to 2^732015-03-26Smok_bmv NFno factor from 2^71 to 2^722015-03-19bunddogNFno factor from 2^70 to 2^712014-11-09La GüiraNFno factor from 2^69 to 2^702014-11-09La GüiraNFno factor from 2^68 to 2^692014-11-09La GüiraNFno factor from 2^66 to 2^682012-07-07RichardNFno factor from 2^65 to 2^662010-10-09Torchwood InstituteNFno factor from 2^64 to 2^652010-05-15RichardNFno factor from 2^63 to 2^64