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
50862941TF
No factors below 274
TF target 273
P-1
B1 = 600000
B2 = 17250000
LL
StatusDateUserResidueShift
Verified2011-12-25Helmut Zulus718003B23D91D6F027999801
Verified2020-03-20Dmitriy Degtiarev718003B23D91D6F035748452
History
DateUserTypeResult
2020-03-20Dmitriy DegtiarevC-LL
718003B23D91D6F0
2018-10-05Mark RoseNF
no factor from 2^73 to 2^74
2015-12-30AirSquirrelsNF
no factor from 2^72 to 2^73
2012-10-08kdgehmanNF
no factor from 2^71 to 2^72
2012-10-08kdgehmanNF
no factor from 2^70 to 2^71
2012-10-08kdgehmanNF
no factor from 2^69 to 2^70
2011-12-25Helmut ZulusC-LL
718003B23D91D6F0
2009-07-15dgriffie79NF
no factor from 2^68 to 2^69
2009-04-30TheJudgerNF-PM1
B1=600000, B2=17250000
2009-04-14RoaldSNF
no factor from 2^67 to 2^68
2008-11-28BranMuffinNF
no factor from 2^66 to 2^67
2008-11-26Sturle SundeNF
no factor from 2^65 to 2^66
2008-11-25precius1NF
no factor from 2^64 to 2^65
2008-10-01DerekNF
no factor to 2^64