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 statusMnStatusDetails124872899Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 2000000B2 = 1481448150 PRPStatusDateUserResidueShiftTypeBaseVerified2024-07-15Luke Durant0CE122F4A93BA416013 HistoryDateUserTypeResult2024-07-15Will KCERTPRP CertificationCERT proof power = 9Proof certified good2024-07-15Luke DurantC-PRP0CE122F4A93BA416PRP proof power = 9PRP: VerifiedProof certified good2024-06-20Luke DurantNF-PM1B1=2000000, B2=14814481502024-05-10Naegi MakotoNFno factor from 2^70 to 2^712022-07-10TheJudgerNFno factor from 2^76 to 2^772022-07-10TheJudgerNFno factor from 2^75 to 2^762022-07-10TheJudgerNFno factor from 2^74 to 2^752021-07-08SRBaseNFno factor from 2^73 to 2^742020-09-17tscNFno factor from 2^72 to 2^732015-11-06-Anonymous-NFno factor from 2^71 to 2^722015-10-28Josh FamestadNFno factor from 2^70 to 2^712015-07-02Judge HaleNFno factor from 2^69 to 2^702015-07-02Judge HaleNFno factor from 2^68 to 2^692015-07-02Judge HaleNFno factor from 2^67 to 2^682014-12-23sasaki3NFno factor from 2^66 to 2^672012-09-07oodairaNFno factor from 2^65 to 2^662010-10-30Torchwood InstituteNFno factor from 2^64 to 2^652010-05-24-Anonymous-NFno factor from 2^63 to 2^64