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
41705887TF
No factors below 276
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2008-03-12C. Cooper / S. Boone1F8A87317B72884839340002
Verified2017-08-10gbvalor1F8A87317B72884838171254
History
DateUserTypeResult
2021-02-12-Anonymous-NF
no factor from 2^75 to 2^76
2021-02-06-Anonymous-NF
no factor from 2^74 to 2^75
2020-01-02-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-05-Anonymous-NF
no factor from 2^72 to 2^73
2017-08-10gbvalorC-LL
1F8A87317B728848
2015-08-22GregNF
no factor from 2^71 to 2^72
2015-01-18srow7NF
no factor from 2^70 to 2^71
2015-01-05LaurVNF
no factor from 2^69 to 2^70