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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
83083771Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 660000
B2 = 12870000
LL
StatusDateUserResidueShift
Unverified2018-03-28FeteC9681DD596E964__62816422
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-11-26Luke DurantE4C2AEA700F00E8A4345716413
History
DateUserTypeResult
2024-11-26freiburgerCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-11-26Luke DurantC-PRP
E4C2AEA700F00E8A
PRP proof power = 9
PRP: Verified
Proof certified good
2018-03-28FeteC-LL
C9681DD596E964__
2017-09-17TheJudgerNF-PM1
B1=660000, B2=12870000, E=12
2017-02-05TheJudgerNF
no factor from 2^75 to 2^76
2017-01-01AirSquirrelsNF
no factor from 2^74 to 2^75
2017-01-01AirSquirrelsNF
no factor from 2^73 to 2^74
2016-12-02Judge HaleNF
no factor from 2^72 to 2^73
2014-02-04ANONYMOUSNF
no factor from 2^71 to 2^72
2013-11-10David BarleyNF
no factor from 2^70 to 2^71
2013-02-27-Anonymous-NF
no factor from 2^69 to 2^70
2013-02-24-Anonymous-NF
no factor from 2^68 to 2^69
2013-02-16-Anonymous-NF
no factor from 2^67 to 2^68
2013-02-08-Anonymous-NF
no factor from 2^66 to 2^67
2011-04-02carlos56NF
no factor from 2^65 to 2^66
2010-12-19Architects CubedNF
no factor from 2^64 to 2^65