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
56972171TF
No factors below 274
TF target 273
P-1
B1 = 605000
B2 = 13915000
LL
StatusDateUserResidueShift
Verified2013-03-07HardyP GermanyC9ED36E65316DEEE27930208
Verified2021-01-01Dmitriy DegtiarevC9ED36E65316DEEE19632038
History
DateUserTypeResult
2021-01-01Dmitriy DegtiarevC-LL
C9ED36E65316DEEE
2019-02-03TheJudgerNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2016-01-02GregNF
no factor from 2^72 to 2^73
2013-03-07HardyP GermanyC-LL
C9ED36E65316DEEE
2012-03-05JimBaNF
no factor from 2^71 to 2^72
2012-02-27Torchwood InstituteNF-PM1
B1=605000, B2=13915000, E=6
2011-09-09RaakaReiskaNF
no factor from 2^70 to 2^71
2011-06-09Serge BatalovNF
no factor from 2^69 to 2^70
2011-04-22dslNF
no factor from 2^68 to 2^69
2009-11-27ANONYMOUSNF
no factor from 2^67 to 2^68
2008-09-01Sturle SundeNF
no factor from 2^66 to 2^67
2008-08-31Sturle SundeNF
no factor from 2^65 to 2^66
2008-08-30Sturle SundeNF
no factor from 2^64 to 2^65
2008-08-29Sturle SundeNF
no factor from 2^63 to 2^64