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 statusMnStatusDetails83157629Composite: proven not-prime with PRP test TFNo factors below 276TF target 275 P-1B1 = 660000B2 = 12210000 PRPStatusDateUserResidueShiftTypeBaseVerified2019-01-27George Woltman7E07F1F7C171D34D833785513Verified2020-06-16_p95holder_7E07F1F7C171D34D941296413 HistoryDateUserTypeResult2020-06-16_p95holder_C-PRP7E07F1F7C171D34DPRP: VerifiedPRP without proof (not generated)2019-01-27George WoltmanC-PRP7E07F1F7C171D34DPRP: VerifiedPRP without proof (not generated)2017-10-04bamNF-PM1B1=660000, B2=122100002017-02-12TheJudgerNFno factor from 2^75 to 2^762016-12-28Brian BeuningNFno factor from 2^74 to 2^752013-05-1774CorvetteNFno factor from 2^73 to 2^742013-05-1774CorvetteNFno factor from 2^72 to 2^732013-05-1774CorvetteNFno factor from 2^71 to 2^722013-05-1774CorvetteNFno factor from 2^70 to 2^712013-05-1774CorvetteNFno factor from 2^69 to 2^702013-05-1774CorvetteNFno factor from 2^68 to 2^692013-05-1774CorvetteNFno factor from 2^67 to 2^682013-05-1774CorvetteNFno factor from 2^66 to 2^672012-08-09Carsten KossendeyNFno factor from 2^65 to 2^662010-12-14Architects CubedNFno factor from 2^64 to 2^65