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
56372989TF
No factors below 274
TF target 273
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2013-03-03curtiscF47C8873581C3A2443719127
Verified2021-04-07Sergey NosovF47C8873581C3A2428787793
History
DateUserTypeResult
2021-04-07Sergey NosovC-LL
F47C8873581C3A24
2018-09-04ChuckNF
no factor from 2^73 to 2^74
2018-07-17Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2016-01-08-Anonymous-NF
no factor from 2^72 to 2^73
2013-03-03curtiscC-LL
F47C8873581C3A24
2012-07-02Jerry HallettNF
no factor from 2^71 to 2^72
2012-02-02-Anonymous-NF-PM1
B1=775000
2011-08-16GrunwalderGIMPNF
no factor from 2^70 to 2^71
2011-06-26XyzzyNF
no factor from 2^69 to 2^70
2011-04-18subgeniusNF
no factor from 2^68 to 2^69
2009-11-19CreweNetNF
no factor from 2^67 to 2^68
2008-07-27Sturle SundeNF
no factor from 2^66 to 2^67
2008-07-26-Anonymous-NF
no factor from 2^65 to 2^66
2008-07-21Sturle SundeNF
no factor from 2^64 to 2^65
2008-07-21Sturle SundeNF
no factor from 2^63 to 2^64