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 statusMnStatusDetails132220591Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1066000B2 = 772965270 PRPStatusDateUserResidueShiftTypeBaseVerified2024-09-20Luke Durant54DB543F1DFD978E013 HistoryDateUserTypeResult2024-09-20ohne-maklerCERTPRP CertificationCERT proof power = 9Proof certified good2024-09-20Luke DurantC-PRP54DB543F1DFD978EPRP proof power = 9PRP: VerifiedProof certified good2024-08-22Luke DurantNF-PM1B1=1066000, B2=7729652702023-10-07linamentNFno factor from 2^76 to 2^772023-10-07linamentNFno factor from 2^75 to 2^762016-01-01Ruediger EckhardNFno factor from 2^74 to 2^752016-01-01Ruediger EckhardNFno factor from 2^73 to 2^742016-01-01Ruediger EckhardNFno factor from 2^72 to 2^732016-01-01Ruediger EckhardNFno factor from 2^71 to 2^722015-12-22SourceBinary.comNFno factor from 2^70 to 2^712015-12-16SourceBinary.comNFno factor from 2^69 to 2^702014-09-02mikrNFno factor from 2^68 to 2^692014-09-02mikrNFno factor from 2^66 to 2^682012-10-21RichardNFno factor from 2^65 to 2^662010-11-16Charles A. MorrisNFno factor from 2^64 to 2^652010-06-07RichardNFno factor from 2^63 to 2^64