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
86237237Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 730000
B2 = 14052500
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-07-30ky0uraku8E5DC2F610FC5C257127647513
Verified2025-01-22GdS8E5DC2F610FC5C25013
History
DateUserTypeResult
2025-01-23volkiCERT
PRP Certification
CERT proof power = 10
Proof certified good
2025-01-22GdSC-PRP
8E5DC2F610FC5C25
PRP proof power = 10
PRP: Verified
Proof certified good
2018-07-30ky0urakuC-PRP
8E5DC2F610FC5C25
PRP: Verified
PRP without proof (not generated)
2018-03-02Stoyan FurnadzhievNF-PM1
B1=730000, B2=14052500
2018-01-28TheJudgerNF
no factor from 2^75 to 2^76
2017-12-22Brian BeuningNF
no factor from 2^74 to 2^75
2017-04-02Strolling JellyfishNF
no factor from 2^73 to 2^74
2017-04-02Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-04-01Strolling JellyfishNF
no factor from 2^71 to 2^72
2013-11-12RobishNF
no factor from 2^70 to 2^71
2013-03-04SMoffatNF
no factor from 2^69 to 2^70
2013-03-03SMoffatNF
no factor from 2^68 to 2^69
2013-03-01SMoffatNF
no factor from 2^67 to 2^68
2011-03-08Michael CNF
no factor from 2^66 to 2^67
2010-11-23Michael CNF
no factor from 2^65 to 2^66
2010-11-23Michael CNF
no factor from 2^64 to 2^65
2010-11-20Architects CubedNF
no factor from 2^64 to 2^65