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
137236877Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 1172000
B2 = 1276426470
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-12-28George WoltmanEAE6D1FDB90D10E6013
History
DateUserTypeResult
2024-12-28LOBESCERT
PRP Certification
CERT proof power = 10
Proof certified good
2024-12-28George WoltmanC-PRP
EAE6D1FDB90D10E6
PRP proof power = 10
PRP: Verified
Proof certified good
2024-10-04Luke DurantNF-PM1
B1=1172000, B2=1276426470
2024-09-30Architects CubedNF
no factor from 2^76 to 2^77
2024-08-04JacobZNF
no factor from 2^75 to 2^76
2023-01-11SRBaseNF
no factor from 2^74 to 2^75
2021-07-31SRBaseNF
no factor from 2^73 to 2^74
2020-10-27SRBaseNF
no factor from 2^72 to 2^73
2016-09-20neocppNF
no factor from 2^71 to 2^72
2016-09-13neocppNF
no factor from 2^70 to 2^71
2016-09-02Mihai PredaNF
no factor from 2^69 to 2^70
2016-02-23SourceBinary.comNF
no factor from 2^68 to 2^69
2016-02-19dbaughNF
no factor from 2^67 to 2^68
2015-02-03tscNF
no factor from 2^66 to 2^67
2012-11-11KayJongsmaNF
no factor from 2^65 to 2^66
2010-11-30KoekieNF
no factor from 2^64 to 2^65
2010-06-10subgeniusNF
no factor from 2^63 to 2^64