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
64004659TF
No factors below 275
TF target 274
P-1
B1 = 575000
B2 = 11500000
LL
StatusDateUserResidueShift
Verified2014-08-17petrym84D377060CF482E99633655
Verified2021-09-19AT-SGAI-CSIC84D377060CF482E921191313
History
DateUserTypeResult
2021-09-19AT-SGAI-CSICC-LL
84D377060CF482E9
2017-05-15Smok_bmv NF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-08-17petrymC-LL
84D377060CF482E9
2013-07-12NesowaNF-PM1
B1=575000, B2=11500000, E=12
2013-07-05ChuckNF
no factor from 2^73 to 2^74
2013-03-06Jerry HallettNF
no factor from 2^72 to 2^73
2013-03-06Jerry HallettNF
no factor from 2^71 to 2^72
2012-06-08ANONYMOUSNF
no factor from 2^70 to 2^71
2011-09-18america64NF
no factor from 2^69 to 2^70
2009-10-19Sturle SundeNF
no factor from 2^68 to 2^69
2009-10-18lindedNF
no factor from 2^67 to 2^68
2009-10-13JayderNF
no factor from 2^66 to 2^67
2009-10-09compusionNF
no factor from 2^65 to 2^66
2009-10-08riccardo.brascaNF
no factor from 2^64 to 2^65
2009-05-06markrNF
no factor from 2^63 to 2^64