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
125156921Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 2000000
B2 = 1481448150
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-07-17Luke DurantBF1853A1F9CB9C92013
History
DateUserTypeResult
2024-07-18Luke DurantCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-07-17Luke DurantC-PRP
BF1853A1F9CB9C92
PRP proof power = 9
PRP: Verified
Proof certified good
2024-06-23Luke DurantNF-PM1
B1=2000000, B2=1481448150
2022-07-13TheJudgerNF
no factor from 2^76 to 2^77
2022-07-13TheJudgerNF
no factor from 2^75 to 2^76
2022-07-13TheJudgerNF
no factor from 2^74 to 2^75
2021-07-15SRBaseNF
no factor from 2^73 to 2^74
2020-11-17SRBaseNF
no factor from 2^72 to 2^73
2015-07-26Judge HaleNF
no factor from 2^71 to 2^72
2015-01-27GrunwalderGIMPNF
no factor from 2^70 to 2^71
2015-01-27GrunwalderGIMPNF
no factor from 2^69 to 2^70
2015-01-27GrunwalderGIMPNF
no factor from 2^68 to 2^69
2015-01-27GrunwalderGIMPNF
no factor from 2^66 to 2^68
2012-09-09tscNF
no factor from 2^65 to 2^66
2010-10-31vapaddyNF
no factor from 2^64 to 2^65
2010-07-24Torchwood InstituteNF
no factor from 2^63 to 2^64