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
68693323TF
No factors below 275
TF target 274
P-1
B1 = 625000
B2 = 12968750
LL
StatusDateUserResidueShift
Verified2016-07-18ShnobelF76B7E1484434B0D17934711
Verified2016-08-08Alfonso_Marco_Bergamo_ItalyF76B7E1484434B0D43473556
History
DateUserTypeResult
2016-08-08Alfonso_Marco_Bergamo_ItalyC-LL
F76B7E1484434B0D
2016-07-18ShnobelC-LL
F76B7E1484434B0D
2016-03-16PDWNF
no factor from 2^74 to 2^75
2014-10-26TheJudgerNF-PM1
B1=625000, B2=12968750, E=12
2014-10-19TheJudgerNF
no factor from 2^73 to 2^74
2014-10-13Stef42NF
no factor from 2^72 to 2^73
2014-08-07RichD0NF
no factor from 2^71 to 2^72
2013-10-11Carsten KossendeyNF
no factor from 2^70 to 2^71
2012-03-13David BarleyNF
no factor from 2^69 to 2^70
2010-04-13ANONYMOUSNF
no factor from 2^68 to 2^69
2010-04-12Halász AtillaNF
no factor from 2^67 to 2^68
2010-04-08Halász AtillaNF
no factor from 2^66 to 2^67
2010-01-29ANONYMOUSNF
no factor from 2^65 to 2^66
2010-01-20steinrarNF
no factor from 2^64 to 2^65
2009-02-181997rj7NF
no factor to 2^64