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
86309147Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 685000
B2 = 12501250
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-08-12ky0urakuC58B10BAB851FD4D407140713
Verified2025-02-02GdSC58B10BAB851FD4D013
History
DateUserTypeResult
2025-02-02COMPUTRON9001CERT
PRP Certification
CERT proof power = 10
Proof certified good
2025-02-02GdSC-PRP
C58B10BAB851FD4D
PRP proof power = 10
PRP: Verified
Proof certified good
2019-08-12ky0urakuC-PRP
C58B10BAB851FD4D
PRP: Verified
PRP without proof (not generated)
2018-03-13Chang Chia-TcheNF-PM1
B1=685000, B2=12501250
2018-01-30Strolling JellyfishNF
no factor from 2^75 to 2^76
2017-12-31Brian BeuningNF
no factor from 2^74 to 2^75
2017-04-08Strolling JellyfishNF
no factor from 2^73 to 2^74
2017-04-08Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-04-08Strolling JellyfishNF
no factor from 2^71 to 2^72
2014-03-07Smok_bmv NF
no factor from 2^70 to 2^71
2013-03-14Smok_bmv NF
no factor from 2^69 to 2^70
2013-03-12ramgeisNF
no factor from 2^68 to 2^69
2013-03-11wangyun183NF
no factor from 2^67 to 2^68
2013-03-01Freaks32NF
no factor from 2^66 to 2^67
2010-12-24Michael CNF
no factor from 2^65 to 2^66
2010-11-21Architects CubedNF
no factor from 2^64 to 2^65