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
85946191Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 690000
B2 = 13627500
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-06-12ky0urakuE2F1F4E651EC71355527338813
Verified2022-06-08ATHE2F1F4E651EC7135013
History
DateUserTypeResult
2022-06-08Gordon BowerCERT
PRP Certification
CERT proof power = 8
Proof certified good
2022-06-08ATHC-PRP
E2F1F4E651EC7135
PRP proof power = 8
PRP: Verified
Proof certified good
2018-06-12ky0urakuC-PRP
E2F1F4E651EC7135
PRP: Verified
PRP without proof (not generated)
2018-02-25TheJudgerNF-PM1
B1=690000, B2=13627500, E=12
2017-10-22TheJudgerNF
no factor from 2^75 to 2^76
2017-10-22TheJudgerNF
no factor from 2^74 to 2^75
2017-04-30RichD0NF
no factor from 2^73 to 2^74
2017-03-17Judge HaleNF
no factor from 2^72 to 2^73
2017-03-17Judge HaleNF
no factor from 2^71 to 2^72
2015-08-24monstNF
no factor from 2^70 to 2^71
2013-08-23JaeckelNF
no factor from 2^69 to 2^70
2013-06-20SMoffatNF
no factor from 2^68 to 2^69
2013-06-16SMoffatNF
no factor from 2^67 to 2^68
2013-06-15SMoffatNF
no factor from 2^66 to 2^67
2013-02-27Juergen KampmeierNF
no factor from 2^65 to 2^66
2010-12-25Architects CubedNF
no factor from 2^64 to 2^65