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
71434381TF
No factors below 275
TF target 274
P-1
B1 = 660000
B2 = 13860000
LL
StatusDateUserResidueShift
Unverified2017-04-01baseyBDFE03DAB2BEEA__21713832
History
DateUserTypeResult
2017-04-01baseyC-LL
BDFE03DAB2BEEA__
2016-07-16BdotNF
no factor from 2^74 to 2^75
2015-03-01TheJudgerNF-PM1
B1=660000, B2=13860000, E=12
2015-02-22XyzzyNF
no factor from 2^73 to 2^74
2015-01-16BdotNF
no factor from 2^72 to 2^73
2014-12-18RichD0NF
no factor from 2^71 to 2^72
2012-12-15Clown_RoyalNF
no factor from 2^70 to 2^71
2012-05-09ITSNF
no factor from 2^69 to 2^70
2010-04-25Bobbi and the StraysNF
no factor from 2^68 to 2^69
2010-04-24oodairaNF
no factor from 2^67 to 2^68
2010-04-232knarfNF
no factor from 2^66 to 2^67
2010-04-20YxinityNF
no factor from 2^65 to 2^66
2010-03-17-Anonymous-NF
no factor from 2^64 to 2^65
2008-09-29-Anonymous-NF
no factor to 2^64