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
55876199TF
No factors below 273
TF target 273
P-1
B1 = 665000
B2 = 19950000
LL
StatusDateUserResidueShift
Bad2012-12-30-Anonymous-A94942B0E69C44A826511455
Verified2013-02-08Dalos LeeA003995A5582815714230151
Verified2016-09-24AirSquirrelsA003995A558281570
History
DateUserTypeResult
2016-09-24AirSquirrelsC-LL
A003995A55828157
2015-07-28Mark RoseNF
no factor from 2^72 to 2^73
2013-02-08Dalos LeeC-LL
A003995A55828157
2012-12-30-Anonymous-C-LL
A94942B0E69C44A8
2011-11-17kdgehmanNF-PM1
B1=665000, B2=19950000, E=6
2011-10-28kdgehmanNF
no factor from 2^71 to 2^72
2011-09-23mmmmmdonutsNF
no factor from 2^70 to 2^71
2011-04-03kdgehmanNF
no factor from 2^69 to 2^70
2011-04-03kdgehmanNF
no factor from 2^68 to 2^69
2009-05-29searchingforprimesNF
no factor from 2^67 to 2^68
2009-03-30JMGarciaNF
no factor from 2^66 to 2^67
2009-03-27Jürgen DeckerNF
no factor from 2^65 to 2^66
2009-03-26Jürgen DeckerNF
no factor from 2^64 to 2^65
2008-12-081997rj7NF
no factor to 2^64