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 statusMnStatusDetails113896927Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 511000B2 = 19290000 PRPStatusDateUserResidueShiftTypeBaseVerified2023-08-16ANONYMOUS7892488A144990FB968750113 HistoryDateUserTypeResult2023-08-17curtiscCERTPRP CertificationCERT proof power = 8Proof certified good2023-08-16ANONYMOUSC-PRP7892488A144990FBPRP proof power = 8PRP: VerifiedProof certified good2022-04-29Ryan PropperNF-PM1B1=511000, B2=192900002022-04-15TheJudgerNFno factor from 2^76 to 2^772021-09-09RNutterNFno factor from 2^75 to 2^762021-06-05TheJudgerNFno factor from 2^75 to 2^762021-03-22ZenzomaNFno factor from 2^74 to 2^752020-10-06gcardonaNFno factor from 2^73 to 2^742020-04-26SRBaseNFno factor from 2^72 to 2^732018-03-25el groccoNFno factor from 2^71 to 2^722015-03-04JMGarciaNFno factor from 2^70 to 2^712015-03-02Andrew BNFno factor from 2^69 to 2^702015-03-01Andrew BNFno factor from 2^68 to 2^692015-02-27g0bNFno factor from 2^67 to 2^682014-11-15tscNFno factor from 2^66 to 2^672012-06-09ALSNFno factor from 2^65 to 2^662010-09-30Torchwood InstituteNFno factor from 2^64 to 2^652010-06-091997rj7NFno factor from 2^63 to 2^64