Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
70494499Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 640000
B2 = 13120000
LL
StatusDateUserResidueShift
Verified2016-11-28Shnobel33F40D25BF7948D530599112
Verified2024-02-16Ryan Propper33F40D25BF7948D513062593
History
DateUserTypeResult
2024-02-16Ryan PropperC-LL
33F40D25BF7948D5
2016-11-28ShnobelC-LL
33F40D25BF7948D5
2016-05-07-Anonymous-NF
no factor from 2^74 to 2^75
2014-05-20apocalypseNF-PM1
B1=640000, B2=13120000, E=6
2014-05-13BdotNF
no factor from 2^73 to 2^74
2014-05-13BdotNF
no factor from 2^72 to 2^73
2014-05-13BdotNF
no factor from 2^71 to 2^72
2013-04-12Dustin7575NF
no factor from 2^70 to 2^71
2012-04-25ANONYMOUSNF
no factor from 2^69 to 2^70
2010-05-29Stefano SpagocciNF
no factor from 2^68 to 2^69
2010-05-14Stefano SpagocciNF
no factor from 2^67 to 2^68
2010-05-02subgeniusNF
no factor from 2^66 to 2^67
2010-04-28subgeniusNF
no factor from 2^65 to 2^66
2010-04-26Bo Gyu JeongNF
no factor from 2^64 to 2^65
2008-11-21Wojciech FlorekNF
no factor to 2^64