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 statusMnStatusDetails83057713Composite: proven not-prime with PRP test TFNo factors below 276TF target 275 P-1B1 = 660000B2 = 12870000 PRPStatusDateUserResidueShiftTypeBaseVerified2019-01-15George WoltmanE7D371C804C39CDE865034813Verified2020-05-22_p95holder_E7D371C804C39CDE1501073813 HistoryDateUserTypeResult2020-05-22_p95holder_C-PRPE7D371C804C39CDEPRP: VerifiedPRP without proof (not generated)2019-01-15George WoltmanC-PRPE7D371C804C39CDEPRP: VerifiedPRP without proof (not generated)2017-03-05TheJudgerNF-PM1B1=660000, B2=12870000, E=122017-02-05TheJudgerNFno factor from 2^75 to 2^762016-12-29AirSquirrelsNFno factor from 2^74 to 2^752016-12-29AirSquirrelsNFno factor from 2^73 to 2^742016-12-01Judge HaleNFno factor from 2^72 to 2^732016-12-01Judge HaleNFno factor from 2^71 to 2^722014-02-26DasDanielNFno factor from 2^70 to 2^712013-09-24driveByUpgradesNFno factor from 2^69 to 2^702013-09-18driveByUpgradesNFno factor from 2^68 to 2^692013-02-15NoWhereManNFno factor from 2^67 to 2^682013-02-09PrinceNFno factor from 2^66 to 2^672012-08-21Carsten KossendeyNFno factor from 2^65 to 2^662010-12-06Architects CubedNFno factor from 2^64 to 2^65