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
53956571TF
No factors below 275
TF target 273
P-1
B1 = 650000
B2 = 18525000
LL
StatusDateUserResidueShift
Verified2012-02-06curtisc4E887E044CC90E2D831117
Verified2020-07-26Sergey Nosov4E887E044CC90E2D37659812
History
DateUserTypeResult
2020-07-26Sergey NosovC-LL
4E887E044CC90E2D
2020-06-25-Anonymous-NF
no factor from 2^74 to 2^75
2019-05-18ChuckNF
no factor from 2^73 to 2^74
2016-02-14AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-18-Anonymous-NF
no factor from 2^71 to 2^72
2015-06-12Mark RoseNF
no factor from 2^70 to 2^71
2012-02-06curtiscC-LL
4E887E044CC90E2D
2011-07-23Per JessenNF
no factor from 2^69 to 2^70
2011-05-16Paul LeylandNF
no factor from 2^68 to 2^69
2011-05-09ASTERIASNF-PM1
B1=650000, B2=18525000, E=6
2009-07-01nbeyerNF
no factor from 2^67 to 2^68
2009-01-06Architects CubedNF
no factor from 2^66 to 2^67
2008-12-22Sturle SundeNF
no factor from 2^65 to 2^66
2008-12-21ANONYMOUSNF
no factor from 2^64 to 2^65
2008-09-29-Anonymous-NF
no factor to 2^64