Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
65576383TF
No factors below 275
TF target 274
P-1
B1 = 580000
B2 = 11020000
LL
StatusDateUserResidueShift
Verified2015-04-07Johan Viljoen38EC1370F7987C6821839477
Verified2023-04-06Jack The Ripper38EC1370F7987C689825855
History
DateUserTypeResult
2023-04-06Jack The RipperC-LL
38EC1370F7987C68
2022-06-18Richard ThomasNF
no factor from 2^74 to 2^75
2016-03-28Mark RoseNF
no factor from 2^60 to 2^63
2015-04-07Johan ViljoenC-LL
38EC1370F7987C68
2013-08-04-Anonymous-NF-PM1
B1=580000, B2=11020000
2013-07-28Jerry HallettNF
no factor from 2^73 to 2^74
2013-06-01TheJudgerNF
no factor from 2^72 to 2^73
2013-06-01TheJudgerNF
no factor from 2^71 to 2^72
2013-06-01TheJudgerNF
no factor from 2^70 to 2^71
2012-01-24Wayne YeungNF
no factor from 2^69 to 2^70
2010-01-02unconnectedNF
no factor from 2^68 to 2^69
2010-01-01Matt DoneuxNF
no factor from 2^67 to 2^68
2009-04-08WorknPlayNF
no factor from 2^66 to 2^67
2009-04-06WorknPlayNF
no factor from 2^65 to 2^66
2009-03-21-Anonymous-NF
no factor from 2^64 to 2^65
2009-01-14Wojciech FlorekNF
no factor from 2^63 to 2^64