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
117988261Composite: proven not-prime with PRP test
TF
No factors below 278
TF target 276
P-1
B1 = 1000000
B2 = 427337820
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-12-07Luke DurantC65EF0A891484669013
History
DateUserTypeResult
2023-12-07EssenzCERT
PRP Certification
CERT proof power = 8
Proof certified good
2023-12-07Luke DurantC-PRP
C65EF0A891484669
PRP proof power = 8
PRP: Verified
Proof certified good
2023-05-25Mihai PredaNF-PM1
B1=1000000, B2=427337820
2022-10-23theojkNF
no factor from 2^77 to 2^78
2021-11-13AerowNF
no factor from 2^76 to 2^77
2021-06-12KrieselNF
no factor from 2^75 to 2^76
2020-08-19tscNF
no factor from 2^74 to 2^75
2019-08-28Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-08-28Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-04-11endless_mikeNF
no factor from 2^71 to 2^72
2015-04-11endless_mikeNF
no factor from 2^70 to 2^71
2015-04-06La GüiraNF
no factor from 2^69 to 2^70
2015-04-06La GüiraNF
no factor from 2^68 to 2^69
2015-03-26SMoffatNF
no factor from 2^67 to 2^68
2014-12-20RichardNF
no factor from 2^66 to 2^67
2012-07-11lindedNF
no factor from 2^65 to 2^66
2010-10-13Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-12CreweNetNF
no factor from 2^63 to 2^64