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
54815857TF
No factors below 274
TF target 273
P-1
B1 = 655000
B2 = 18340000
LL
StatusDateUserResidueShift
Verified2013-09-22-Anonymous-F198F32908FD139231423651
Verified2020-11-10Dmitriy DegtiarevF198F32908FD139226323882
History
DateUserTypeResult
2020-11-10Dmitriy DegtiarevC-LL
F198F32908FD1392
2019-05-26TheJudgerNF
no factor from 2^73 to 2^74
2016-02-19-Anonymous-NF
no factor from 2^72 to 2^73
2013-09-22-Anonymous-C-LL
F198F32908FD1392
2012-06-22lycornNF
no factor from 2^71 to 2^72
2011-08-05Paul LeylandNF
no factor from 2^70 to 2^71
2011-07-25Paul LeylandNF
no factor from 2^69 to 2^70
2011-06-18subgeniusNF
no factor from 2^68 to 2^69
2011-06-12Eric LandquistNF-PM1
B1=655000, B2=18340000
2009-05-11kutensNF
no factor from 2^67 to 2^68
2009-03-08jfarekNF
no factor from 2^66 to 2^67
2009-03-06lindedNF
no factor from 2^65 to 2^66
2009-03-03lindedNF
no factor from 2^64 to 2^65
2009-02-27Sturle SundeNF
no factor from 2^63 to 2^64
2008-07-29-Anonymous-NF
no factor to 2^63