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 statusMnStatusDetails116578829Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 1302000B2 = 504771540 PRPStatusDateUserResidueShiftTypeBaseVerified2024-01-23ky0uraku1F25F73AB76341531853005313 HistoryDateUserTypeResult2024-01-23David BarinaCERTPRP CertificationCERT proof power = 10Proof certified good2024-01-23ky0urakuC-PRP1F25F73AB7634153PRP proof power = 10PRP: VerifiedProof certified good2022-11-05Naegi MakotoNF-PM1B1=1302000, B2=5047715402021-08-16PrismNFno factor from 2^76 to 2^772021-06-11TheJudgerNFno factor from 2^75 to 2^762021-06-11TheJudgerNFno factor from 2^74 to 2^752021-02-09ixfd64NFno factor from 2^73 to 2^742020-04-26SRBaseNFno factor from 2^72 to 2^732015-03-27-Anonymous-NFno factor from 2^71 to 2^722015-03-17Smok_bmv NFno factor from 2^70 to 2^712015-03-10La GüiraNFno factor from 2^69 to 2^702015-03-10La GüiraNFno factor from 2^68 to 2^692015-03-10La GüiraNFno factor from 2^67 to 2^682014-12-05poweredgeNFno factor from 2^66 to 2^672012-06-29OS1NFno factor from 2^65 to 2^662010-10-09Charles A. MorrisNFno factor from 2^64 to 2^652010-05-10sasaki3NFno factor from 2^63 to 2^64