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
70792037Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 695000
B2 = 15290000
LL
StatusDateUserResidueShift
Verified2016-12-21hktBE74F6A72A9E8C1D41295289
Verified2024-08-19Ryan PropperBE74F6A72A9E8C1D17062535
History
DateUserTypeResult
2024-08-19Ryan PropperC-LL
BE74F6A72A9E8C1D
2016-12-21hktC-LL
BE74F6A72A9E8C1D
2016-05-25-Anonymous-NF
no factor from 2^74 to 2^75
2014-11-23TheJudgerNF
no factor from 2^73 to 2^74
2014-11-02TheJudgerNF-PM1
B1=695000, B2=15290000, E=12
2014-10-17apocalypseNF
no factor from 2^72 to 2^73
2014-10-17apocalypseNF
no factor from 2^71 to 2^72
2013-07-05processinfoNF
no factor from 2^70 to 2^71
2012-05-11Dr. NowakNF
no factor from 2^69 to 2^70
2010-05-19TDH-DXLNF
no factor from 2^68 to 2^69
2010-05-12TDH-DXLNF
no factor from 2^67 to 2^68
2010-05-07-Anonymous-NF
no factor from 2^66 to 2^67
2010-05-04crosxerxNF
no factor from 2^65 to 2^66
2010-05-03Prime HunterNF
no factor from 2^64 to 2^65
2008-11-24George WoltmanNF
no factor to 2^64
2008-11-22Wojciech FlorekNF
no factor to 2^64
2008-11-22-Anonymous-NF
no factor to 2^64