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
50531959TF
No factors below 274
TF target 273
P-1
B1 = 550000
B2 = 8387500
LL
StatusDateUserResidueShift
Verified2011-05-17Stephan Grupp9EA3BFEFC1EE578A38750939
Verified2020-01-23Sergey Nosov9EA3BFEFC1EE578A37939055
History
DateUserTypeResult
2020-01-23Sergey NosovC-LL
9EA3BFEFC1EE578A
2019-06-02TheJudgerNF
no factor from 2^73 to 2^74
2015-12-19AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-06-Anonymous-NF
no factor from 2^71 to 2^72
2015-08-09Mark RoseNF
no factor from 2^70 to 2^71
2014-12-24monstNF
no factor from 2^69 to 2^70
2011-05-17Stephan GruppC-LL
9EA3BFEFC1EE578A
2011-04-09Stephan GruppNF-PM1
B1=550000, B2=8387500
2008-08-29DerekNF
no factor to 2^64