Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
37090271TF
No factors below 274
TF target 271
P-1
B1 = 400000
B2 = 11500000
LL
StatusDateUserResidueShift
Verified2007-07-24Pat LettE7DC197511D42B8020812098
Verified2016-03-10Ilya GutkovskiyE7DC197511D42B808343234
History
DateUserTypeResult
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-10-18-Anonymous-NF
no factor from 2^71 to 2^72
2016-03-10Ilya GutkovskiyC-LL
E7DC197511D42B80
2016-01-08HBendtzNF-PM1
B1=400000, B2=11500000, E=12
2014-11-16Mark RoseNF
no factor from 2^70 to 2^71
2014-11-16Mark RoseNF
no factor from 2^69 to 2^70
2012-05-08XyzzyNF
no factor from 2^68 to 2^69
2012-05-08XyzzyNF
no factor from 2^67 to 2^68