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
39481513TF
No factors below 274
TF target 272
P-1
B1 = 425000
B2 = 4993750
LL
StatusDateUserResidueShift
Verified2008-06-03Davis Instruments6402BA3A8783D89A11098323
Verified2015-09-17frolyar6402BA3A8783D89A25657100
History
DateUserTypeResult
2020-01-31-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-13-Anonymous-NF
no factor from 2^72 to 2^73
2019-07-19monstNF
no factor from 2^71 to 2^72
2015-09-17frolyarC-LL
6402BA3A8783D89A
2014-12-11NickOfTimeNF
no factor from 2^70 to 2^71
2014-12-06BdotNF
no factor from 2^69 to 2^70
2013-09-23Le ComteNF
no factor from 2^68 to 2^69