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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
52455349TF
No factors below 274
TF target 273
P-1
B1 = 605000
B2 = 14217500
LL
StatusDateUserResidueShift
Verified2011-08-28Jeremy Stout455CD0B98E6A447B5237616
Bad2019-05-21Samuel SchmidtA75B3EDCF1683D4737737887
Verified2019-10-21Ryan Propper455CD0B98E6A447B49698607
History
DateUserTypeResult
2019-10-21Ryan PropperC-LL
455CD0B98E6A447B
2019-06-25ChuckNF
no factor from 2^73 to 2^74
2019-05-21Samuel SchmidtC-LL
A75B3EDCF1683D47
2016-01-16AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-23-Anonymous-NF
no factor from 2^71 to 2^72
2015-10-12Mark RoseNF
no factor from 2^70 to 2^71
2014-10-31NesowaNF
no factor from 2^69 to 2^70
2011-08-28Jeremy StoutC-LL
455CD0B98E6A447B
2011-06-27Jeremy StoutNF-PM1
B1=605000, B2=14217500
2010-04-02-Anonymous-NF
no factor from 2^68 to 2^69
2009-09-12arnaudNF
no factor from 2^67 to 2^68
2008-12-12oodairaNF
no factor from 2^66 to 2^67
2008-12-11tmorrowNF
no factor from 2^65 to 2^66
2008-12-09Sturle SundeNF
no factor from 2^64 to 2^65
2008-10-29DerekNF
no factor to 2^64