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
53837023TF
No factors below 274
TF target 273
P-1
B1 = 640000
B2 = 17621250
LL
StatusDateUserResidueShift
Verified2014-01-27Bdot4A43C0F2DABFFE1528182761
Verified2020-07-07Dmitriy Degtiarev4A43C0F2DABFFE1551963249
History
DateUserTypeResult
2020-07-07Dmitriy DegtiarevC-LL
4A43C0F2DABFFE15
2019-09-02Mark RoseNF
no factor from 2^73 to 2^74
2016-02-03AirSquirrelsNF
no factor from 2^72 to 2^73
2014-01-27BdotC-LL
4A43C0F2DABFFE15
2012-05-04GregNF
no factor from 2^71 to 2^72
2011-09-08XyzzyNF
no factor from 2^70 to 2^71
2011-05-18dslNF
no factor from 2^69 to 2^70
2011-04-08SagredoNF
no factor from 2^68 to 2^69
2011-04-02Never Odd Or EvenNF-PM1
B1=640000, B2=17621250
2009-05-03dgriffie79NF
no factor from 2^67 to 2^68
2009-02-222knarfNF
no factor from 2^66 to 2^67
2009-02-212knarfNF
no factor from 2^65 to 2^66
2009-02-19BIGMATHNF
no factor from 2^64 to 2^65
2008-08-04-Anonymous-NF
no factor to 2^64