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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
70667627Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 645000
B2 = 13222500
LL
StatusDateUserResidueShift
Verified2017-02-08curtisc9D11F8D76A4FDC4E45302
Verified2024-08-12Simon Josefsson9D11F8D76A4FDC4E16234488
History
DateUserTypeResult
2024-08-12Simon JosefssonC-LL
9D11F8D76A4FDC4E
2017-02-08curtiscC-LL
9D11F8D76A4FDC4E
2016-05-13-Anonymous-NF
no factor from 2^74 to 2^75
2015-02-15TheJudgerNF-PM1
B1=645000, B2=13222500, E=12
2015-02-08megavinkNF
no factor from 2^73 to 2^74
2014-11-12apocalypseNF
no factor from 2^72 to 2^73
2014-10-08srow7NF
no factor from 2^71 to 2^72
2013-06-30roemer2201NF
no factor from 2^70 to 2^71
2010-04-03astrolixNF
no factor to 2^70
2010-03-12chargerNF
no factor from 2^66 to 2^67
2010-03-03PVasilevNF
no factor from 2^65 to 2^66
2010-02-26symalladNF
no factor from 2^64 to 2^65
2008-11-23Wojciech FlorekNF
no factor to 2^64