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

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Exponent Range:










MnStatusDetails
56556767TF
No factors below 274
TF target 273
P-1
B1 = 565000
B2 = 11865000
LL
StatusDateUserResidueShift
Bad2012-10-07Ugo MarturanoA4E43C8DB6686C723081701
Verified2015-01-07Zr4079E7F5B8CA0CE5BD21657308
Verified2016-11-16AirSquirrels79E7F5B8CA0CE5BD0
History
DateUserTypeResult
2016-11-16AirSquirrelsC-LL
79E7F5B8CA0CE5BD
2016-02-23Mark RoseNF
no factor from 2^63 to 2^64
2015-01-07Zr40C-LL
79E7F5B8CA0CE5BD
2014-10-08Craig MeyersNF
no factor from 2^73 to 2^74
2014-03-04ChuckNF
no factor from 2^72 to 2^73
2012-10-07Ugo MarturanoC-LL
A4E43C8DB6686C72
2012-07-16HighPriceRanchNF-PM1
B1=565000, B2=11865000, E=6
2012-07-07Jerry HallettNF
no factor from 2^71 to 2^72
2011-10-01ITSNF
no factor from 2^70 to 2^71
2011-06-15XyzzyNF
no factor from 2^69 to 2^70
2011-04-23David YoungNF
no factor from 2^68 to 2^69
2009-05-24Wojciech FlorekNF
no factor from 2^67 to 2^68
2008-03-22arnaudNF
no factor from 2^66 to 2^67
2008-03-21arnaudNF
no factor from 2^65 to 2^66
2008-03-21arnaudNF
no factor from 2^64 to 2^65