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 statusMnStatusDetails85587709Composite: proven not-prime with PRP test TFNo factors below 276TF target 275 P-1B1 = 491000B2 = 254169630 PRPStatusDateUserResidueShiftTypeBaseVerified2019-06-17ky0urakuFBA468D6F66416BD3849801413Verified2024-01-21GdSFBA468D6F66416BD013 HistoryDateUserTypeResult2024-01-21Thomas MullenCERTPRP CertificationCERT proof power = 10Proof certified good2024-01-21GdSC-PRPFBA468D6F66416BDPRP proof power = 10PRP: VerifiedProof certified good2022-11-24Joe S.NF-PM1B1=491000, B2=2541696302019-06-17ky0urakuC-PRPFBA468D6F66416BDPRP: VerifiedPRP without proof (not generated)2019-04-28ATHNFno factor from 2^63 to 2^642019-04-28ATHNFno factor from 2^1 to 2^632018-05-25YxinityNF-PM1B1=7800002017-09-24TheJudgerNFno factor from 2^75 to 2^762017-09-20Brian BeuningNFno factor from 2^74 to 2^752017-04-21-Anonymous-NFno factor from 2^73 to 2^742017-02-28Judge HaleNFno factor from 2^72 to 2^732017-02-28Judge HaleNFno factor from 2^71 to 2^722014-08-17Ryan PropperNFno factor from 2^70 to 2^712013-03-11Smok_bmv NFno factor from 2^69 to 2^702013-03-06-Anonymous-NFno factor from 2^68 to 2^692013-03-05SMoffatNFno factor from 2^67 to 2^682013-03-05SMoffatNFno factor from 2^66 to 2^672013-03-04wangyun183NFno factor from 2^65 to 2^662010-11-27Architects CubedNFno factor from 2^64 to 2^65