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
68193721TF
No factors below 276
TF target 274
P-1
B1 = 620000
B2 = 12710000
LL
StatusDateUserResidueShift
Verified2015-12-20Shnobel15348F1F819E23EB3164933
Verified2023-07-23Ryan Propper15348F1F819E23EB48948967
History
DateUserTypeResult
2023-07-23Ryan PropperC-LL
15348F1F819E23EB
2015-12-20ShnobelC-LL
15348F1F819E23EB
2015-12-08Guido LorenziniNF
no factor from 2^75 to 2^76
2015-12-08Guido LorenziniNF
no factor from 2^74 to 2^75
2014-07-27TheJudgerNF-PM1
B1=620000, B2=12710000, E=12
2014-07-25The MawnNF
no factor from 2^73 to 2^74
2014-07-19chalsallNF
no factor from 2^72 to 2^73
2014-07-05RichD0NF
no factor from 2^71 to 2^72
2012-07-24SMoffatNF
no factor from 2^70 to 2^71
2012-03-11davyNF
no factor from 2^69 to 2^70
2010-01-21runeskNF
no factor from 2^68 to 2^69
2010-01-19-Anonymous-NF
no factor from 2^67 to 2^68
2010-01-18S00030NF
no factor from 2^66 to 2^67
2010-01-17-Anonymous-NF
no factor from 2^65 to 2^66
2010-01-13ANONYMOUSNF
no factor from 2^64 to 2^65
2008-12-011997rj7NF
no factor to 2^64