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 statusMnStatusDetails126901331Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1105000B2 = 1452510150 PRPStatusDateUserResidueShiftTypeBaseVerified2024-08-02Luke Durant323B1F817AB739C5013 HistoryDateUserTypeResult2024-08-02Michal MilsimrCERTPRP CertificationCERT proof power = 9Proof certified good2024-08-02Luke DurantC-PRP323B1F817AB739C5PRP proof power = 9PRP: VerifiedProof certified good2024-07-12Luke DurantNF-PM1B1=1105000, B2=14525101502022-08-06TheJudgerNFno factor from 2^76 to 2^772022-08-06TheJudgerNFno factor from 2^75 to 2^762022-08-06TheJudgerNFno factor from 2^74 to 2^752021-01-17GANNFno factor from 2^73 to 2^742020-11-16SRBaseNFno factor from 2^72 to 2^732015-10-27SourceBinary.comNFno factor from 2^71 to 2^722015-10-26BronzemanNFno factor from 2^70 to 2^712015-10-22SourceBinary.comNFno factor from 2^69 to 2^702015-09-08el groccoNFno factor from 2^68 to 2^692015-08-20Judge HaleNFno factor from 2^67 to 2^682015-01-04tscNFno factor from 2^66 to 2^672012-09-20GunnarLuNFno factor from 2^65 to 2^66