Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
84398287TF
No factors below 276
TF target 275
P-1
B1 = 675000
B2 = 13331250
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-04-09ky0uraku843255204CD650B88175486013
Verified2021-02-08Zenzoma843255204CD650B8013
History
DateUserTypeResult
2021-02-08Ben DeloCERT
PRP Certification
CERT proof power = 8
Proof certified good
2021-02-08ZenzomaC-PRP
843255204CD650B8
PRP proof power = 8
PRP: Verified
Proof certified good
2019-04-09ky0urakuC-PRP
843255204CD650B8
PRP: Verified
PRP without proof (not generated)
2017-10-29TheJudgerNF-PM1
B1=675000, B2=13331250, E=12
2017-04-24TheJudgerNF
no factor from 2^75 to 2^76
2017-04-24TheJudgerNF
no factor from 2^74 to 2^75
2017-04-24TheJudgerNF
no factor from 2^73 to 2^74
2017-01-27Judge HaleNF
no factor from 2^72 to 2^73
2017-01-27Judge HaleNF
no factor from 2^71 to 2^72
2014-08-13webbertNF
no factor from 2^70 to 2^71
2014-05-17SMoffatNF
no factor from 2^69 to 2^70
2014-01-14Carsten KossendeyNF
no factor from 2^68 to 2^69
2013-12-19LelikoidNF
no factor from 2^67 to 2^68
2013-02-20Juergen KampmeierNF
no factor from 2^66 to 2^67
2012-08-13Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-12-24Architects CubedNF
no factor from 2^64 to 2^65