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
38665409TF
No factors below 274
TF target 272
P-1
B1 = 335000
B2 = 1675000
LL
StatusDateUserResidueShift
Verified2008-04-25Ahmer Ali1E0C83B32BF1CDBD1220017
Verified2015-01-27-Anonymous-1E0C83B32BF1CDBD9836050
History
DateUserTypeResult
2020-02-01-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-01monstNF
no factor from 2^71 to 2^72
2015-01-27-Anonymous-C-LL
1E0C83B32BF1CDBD
2014-12-06ChuckNF
no factor from 2^70 to 2^71
2014-11-15HBendtzNF
no factor from 2^69 to 2^70