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
71971201TF
No factors below 276
TF target 274
P-1
B1 = 665000
B2 = 13965000
LL
StatusDateUserResidueShift
Verified2015-10-29-Anonymous-C939A774FEC09BBE63566371
Verified2023-06-26WoodMan777C939A774FEC09BBE19400854
History
DateUserTypeResult
2023-06-26WoodMan777C-LL
C939A774FEC09BBE
2023-01-02tottenhoffNF
no factor from 2^75 to 2^76
2015-10-29-Anonymous-C-LL
C939A774FEC09BBE
2015-03-17Tim SorberaNF
no factor from 2^74 to 2^75
2015-03-13ANONYMOUSNF-PM1
B1=665000, B2=13965000, E=12
2015-02-17NickOfTimeNF
no factor from 2^73 to 2^74
2014-07-02ChuckNF
no factor from 2^72 to 2^73
2014-07-02ChuckNF
no factor from 2^71 to 2^72
2013-07-06ebravickNF
no factor from 2^70 to 2^71
2012-09-20PVasilevNF
no factor to 2^70
2010-07-13symalladNF
no factor from 2^68 to 2^69
2010-07-07mackNF
no factor from 2^67 to 2^68
2010-06-29Helmut ZulusNF
no factor from 2^66 to 2^67
2010-06-25Choi4KANGNF
no factor from 2^65 to 2^66
2010-05-09ASDSLLCNF
no factor from 2^64 to 2^65
2008-10-07Wojciech FlorekNF
no factor to 2^64