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
85421629Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 710000
B2 = 14022500
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-05-31ky0urakuFD244C982C45C3F2599304713
Verified2023-08-15InGameBitcoinFD244C982C45C3F25476961413
History
DateUserTypeResult
2023-08-15StockmeyerCERT
PRP Certification
CERT proof power = 9
Proof certified good
2023-08-15InGameBitcoinC-PRP
FD244C982C45C3F2
PRP proof power = 9
PRP: Verified
Proof certified good
2019-05-31ky0urakuC-PRP
FD244C982C45C3F2
PRP: Verified
PRP without proof (not generated)
2019-04-28ATHNF
no factor from 2^63 to 2^64
2019-04-28ATHNF
no factor from 2^1 to 2^63
2018-01-23HardyP GermanyNF-PM1
B1=710000, B2=14022500
2017-08-31Mark RoseNF
no factor from 2^75 to 2^76
2017-08-29Brian BeuningNF
no factor from 2^74 to 2^75
2017-04-28-Anonymous-NF
no factor from 2^73 to 2^74
2017-03-08RichD0NF
no factor from 2^72 to 2^73
2014-01-21nate.andersNF
no factor from 2^71 to 2^72
2013-06-29willmoreNF
no factor from 2^70 to 2^71
2013-02-24Robert_SoCalNF
no factor from 2^69 to 2^70
2013-02-24Robert_SoCalNF
no factor from 2^68 to 2^69
2013-02-24Robert_SoCalNF
no factor from 2^67 to 2^68
2013-02-24Robert_SoCalNF
no factor from 2^66 to 2^67
2013-02-24Robert_SoCalNF
no factor from 2^65 to 2^66
2010-11-26Architects CubedNF
no factor from 2^64 to 2^65