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
55785803TF
No factors below 274
TF target 273
P-1
B1 = 560000
B2 = 12180000
LL
StatusDateUserResidueShift
Verified2013-03-20curtisc331FC2BD2B3F9DFE41320722
Verified2021-02-01Dmitriy Degtiarev331FC2BD2B3F9DFE25841963
History
DateUserTypeResult
2021-02-01Dmitriy DegtiarevC-LL
331FC2BD2B3F9DFE
2019-04-08ChuckNF
no factor from 2^73 to 2^74
2016-02-14-Anonymous-NF
no factor from 2^72 to 2^73
2013-03-20curtiscC-LL
331FC2BD2B3F9DFE
2012-07-14RichD0NF-PM1
B1=560000, B2=12180000
2012-04-28XyzzyNF
no factor from 2^71 to 2^72
2012-04-28XyzzyNF
no factor from 2^70 to 2^71
2011-06-10oirakaNF
no factor from 2^69 to 2^70
2011-04-08GnorfeNF
no factor from 2^68 to 2^69
2009-05-17Sturle SundeNF
no factor from 2^67 to 2^68
2009-03-23devwebclNF
no factor from 2^66 to 2^67
2009-03-18devwebclNF
no factor from 2^65 to 2^66
2009-03-11devwebclNF
no factor from 2^64 to 2^65
2008-10-271997rj7NF
no factor to 2^64