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
49307681TF
No factors below 274
TF target 273
P-1
B1 = 545000
B2 = 8447500
LL
StatusDateUserResidueShift
Verified2011-07-03Wolfgang StegerD19B3E60B6AFF01734266754
Verified2019-07-25Sergey NosovD19B3E60B6AFF01720654130
History
DateUserTypeResult
2019-07-25Sergey NosovC-LL
D19B3E60B6AFF017
2019-07-02-Anonymous-NF
no factor from 2^73 to 2^74
2015-11-21LaurVNF
no factor from 2^72 to 2^73
2015-11-21LaurVNF
no factor from 2^71 to 2^72
2015-09-06LaurVNF
no factor from 2^70 to 2^71
2015-08-30LaurVNF
no factor from 2^69 to 2^70
2011-07-03Wolfgang StegerC-LL
D19B3E60B6AFF017
2011-06-05Wolfgang StegerNF-PM1
B1=545000, B2=8447500
2008-06-03-Anonymous-NF
no factor to 2^64