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 statusMnStatusDetails114198533Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 513000B2 = 19340000 PRPStatusDateUserResidueShiftTypeBaseVerified2023-09-18Ruslan BorisovB31425E7B8B46D176802969213 HistoryDateUserTypeResult2023-09-18curtiscCERTPRP CertificationCERT proof power = 10Proof certified good2023-09-18Ruslan BorisovC-PRPB31425E7B8B46D17PRP proof power = 10PRP: VerifiedProof certified good2022-04-08Ryan PropperNF-PM1B1=513000, B2=193400002021-07-16arpcarNFno factor from 2^76 to 2^772021-05-27burkhajoNFno factor from 2^75 to 2^762021-04-11ZenzomaNFno factor from 2^74 to 2^752020-10-09La GüiraNFno factor from 2^73 to 2^742020-10-07gcardonaNFno factor from 2^73 to 2^742020-04-23SRBaseNFno factor from 2^72 to 2^732018-03-24el groccoNFno factor from 2^71 to 2^722015-04-24-Anonymous-NFno factor from 2^70 to 2^712015-04-17g0bNFno factor from 2^69 to 2^702015-03-13SMoffatNFno factor from 2^68 to 2^692015-03-09g0bNFno factor from 2^67 to 2^682014-11-18Grant McCrackenNFno factor from 2^66 to 2^672012-06-14RichardNFno factor from 2^65 to 2^662010-10-01sasaki3NFno factor from 2^64 to 2^652010-05-06andr113NFno factor from 2^63 to 2^64