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
86389727Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 275
P-1
B1 = 695000
B2 = 13205000
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-08-21ky0uraku67EBB97FC2F776611734792613
Verified2025-02-02GdS67EBB97FC2F77661013
History
DateUserTypeResult
2025-02-02Lolum IridideCERT
PRP Certification
CERT proof power = 10
Proof certified good
2025-02-02GdSC-PRP
67EBB97FC2F77661
PRP proof power = 10
PRP: Verified
Proof certified good
2020-05-21-Anonymous-NF
no factor from 2^76 to 2^77
2019-08-21ky0urakuC-PRP
67EBB97FC2F77661
PRP: Verified
PRP without proof (not generated)
2018-05-18kkmrkkblmbrbkNF-PM1
B1=695000, B2=13205000, E=6
2018-02-04TheJudgerNF
no factor from 2^75 to 2^76
2018-01-09Brian BeuningNF
no factor from 2^74 to 2^75
2017-05-05RichD0NF
no factor from 2^73 to 2^74
2017-04-25Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-04-25Strolling JellyfishNF
no factor from 2^71 to 2^72
2013-11-14dufrenbkNF
no factor from 2^70 to 2^71
2013-03-25Choi4KANGNF
no factor from 2^69 to 2^70
2013-03-20Choi4KANGNF
no factor from 2^68 to 2^69
2013-03-17Choi4KANGNF
no factor from 2^67 to 2^68
2013-03-13wangyun183NF
no factor from 2^66 to 2^67
2010-12-25Michael CNF
no factor from 2^65 to 2^66
2010-11-21Architects CubedNF
no factor from 2^64 to 2^65