Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
38461169TF
No factors below 273
TF target 272
P-1
B1 = 205000
B2 = 3946250
LL
StatusDateUserResidueShift
Verified2009-10-06curtiscD802B542E6842FD036014188
Verified2016-08-26S04803D802B542E6842FD018023908
History
DateUserTypeResult
2022-06-18RichD0NF
no factor from 2^72 to 2^73
2019-03-30monstNF
no factor from 2^71 to 2^72
2016-08-26S04803C-LL
D802B542E6842FD0
2014-12-03chalsallNF
no factor from 2^70 to 2^71
2014-11-25Andrew BNF
no factor from 2^69 to 2^70
2010-05-21Carsten KossendeyNF-PM1
B1=205000, B2=3946250, E=6
2009-10-06curtiscC-LL
D802B542E6842FD0