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 statusMnStatusDetails90140719Composite: proven not-prime with PRP test TFNo factors below 277TF target 275 P-1B1 = 740000B2 = 14985000 PRPStatusDateUserResidueShiftTypeBaseVerified2019-12-17Ben Delo59FADF33D7420117733412013Verified2025-01-22GdS59FADF33D7420117013 HistoryDateUserTypeResult2025-01-23Carlos PinhoCERTPRP CertificationCERT proof power = 10Proof certified good2025-01-22GdSC-PRP59FADF33D7420117PRP proof power = 10PRP: VerifiedProof certified good2024-05-16James HeinrichNFno factor from 2^68 to 2^692019-12-17Ben DeloC-PRP59FADF33D7420117PRP: VerifiedPRP without proof (not generated)2019-02-17TheJudgerNFno factor from 2^76 to 2^772019-02-02Oliver KruseNF-PM1B1=740000, B2=14985000, E=122018-11-25TheJudgerNFno factor from 2^75 to 2^762018-11-25TheJudgerNFno factor from 2^74 to 2^752018-03-19c10ck3rNF-PM1B1=100002017-12-17Carsten KossendeyNFno factor from 2^73 to 2^742016-08-10Carsten KossendeyNFno factor from 2^72 to 2^732015-01-01Carsten KossendeyNFno factor from 2^71 to 2^722014-11-18shaugeNFno factor from 2^70 to 2^712013-11-15Carsten KossendeyNFno factor from 2^69 to 2^702011-05-04Carsten KossendeyNFno factor from 2^68 to 2^692010-12-17Carsten KossendeyNFno factor from 2^67 to 2^682010-07-22Carsten KossendeyNFno factor from 2^66 to 2^672010-06-06Carsten KossendeyNFno factor from 2^65 to 2^662010-02-12Carsten KossendeyNFno factor from 2^64 to 2^65