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
61866149TF
No factors below 274
TF target 274
P-1
B1 = 625000
B2 = 16250000
LL
StatusDateUserResidueShift
Verified2013-08-10SMoffatD4F40D11AC8B73A941312366
Verified2021-11-02Jack The RipperD4F40D11AC8B73A915948314
History
DateUserTypeResult
2021-11-02Jack The RipperC-LL
D4F40D11AC8B73A9
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2013-08-10SMoffatC-LL
D4F40D11AC8B73A9
2013-06-28RichD0NF
no factor from 2^73 to 2^74
2012-07-14kdgehmanNF-PM1
B1=625000, B2=16250000, E=6
2012-06-16kdgehmanNF
no factor from 2^72 to 2^73
2012-06-16kdgehmanNF
no factor from 2^71 to 2^72
2012-06-16kdgehmanNF
no factor from 2^70 to 2^71
2011-11-21S00030NF
no factor from 2^69 to 2^70
2009-07-19S36049NF
no factor from 2^68 to 2^69
2009-02-20helicomNF
no factor from 2^67 to 2^68
2009-02-18helicomNF
no factor from 2^66 to 2^67
2009-02-16-Anonymous-NF
no factor from 2^65 to 2^66
2009-02-13-Anonymous-NF
no factor from 2^64 to 2^65
2009-02-09ANONYMOUSNF
no factor from 2^63 to 2^64