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 statusMnStatusDetails129711623Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 2000000B2 = 1503738600 PRPStatusDateUserResidueShiftTypeBaseVerified2024-08-29Luke Durant7596B824087F1CF2013 HistoryDateUserTypeResult2024-08-29John_McClaneCERTPRP CertificationCERT proof power = 9Proof certified good2024-08-29Luke DurantC-PRP7596B824087F1CF2PRP proof power = 9PRP: VerifiedProof certified good2024-06-09Luke DurantNF-PM1B1=2000000, B2=15037386002023-06-17TravisJankNFno factor from 2^76 to 2^772023-06-17TravisJankNFno factor from 2^75 to 2^762022-12-24SRBaseNFno factor from 2^74 to 2^752021-01-03ViliamFNFno factor from 2^73 to 2^742020-10-20SRBaseNFno factor from 2^72 to 2^732016-02-28workerthreadNFno factor from 2^71 to 2^722015-11-29saffaNFno factor from 2^70 to 2^712015-05-10La GüiraNFno factor from 2^69 to 2^702015-05-10La GüiraNFno factor from 2^68 to 2^692015-05-10La GüiraNFno factor from 2^67 to 2^682015-01-15barrakoudaNFno factor from 2^66 to 2^672012-10-07sasaki3NFno factor from 2^65 to 2^662010-11-11sasaki3NFno factor from 2^64 to 2^652010-05-31Torchwood InstituteNFno factor from 2^63 to 2^64