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
71152957TF
No factors below 275
TF target 274
P-1
B1 = 645000
B2 = 13222500
LL
StatusDateUserResidueShift
Unverified2017-02-20basey6BFA6E783A2C89__51851142
History
DateUserTypeResult
2017-02-20baseyC-LL
6BFA6E783A2C89__
2016-07-15-Anonymous-NF
no factor from 2^74 to 2^75
2015-01-10BdotNF-PM1
B1=645000, B2=13222500, E=6
2014-12-09NipalNF
no factor from 2^73 to 2^74
2014-11-28apocalypseNF
no factor from 2^72 to 2^73
2014-10-25LaurVNF
no factor from 2^71 to 2^72
2012-11-22Clown_RoyalNF
no factor from 2^70 to 2^71
2012-05-07RixenNF
no factor from 2^69 to 2^70
2010-08-25unconnectedNF
no factor from 2^68 to 2^69
2010-08-23unconnectedNF
no factor from 2^67 to 2^68
2010-08-20SunfishNF
no factor from 2^66 to 2^67
2010-08-19SunfishNF
no factor from 2^65 to 2^66
2010-03-22ANONYMOUSNF
no factor from 2^64 to 2^65
2008-10-21Wojciech FlorekNF
no factor to 2^64