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
55992217TF
No factors below 274
TF target 273
P-1
B1 = 600000
B2 = 13950000
LL
StatusDateUserResidueShift
Verified2012-11-26JPhilippeF692C82B468728DE6778295
Verified2021-02-21Dmitriy DegtiarevF692C82B468728DE20148396
History
DateUserTypeResult
2021-02-21Dmitriy DegtiarevC-LL
F692C82B468728DE
2018-08-15Mark RoseNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2016-01-11GregNF
no factor from 2^72 to 2^73
2012-11-26JPhilippeC-LL
F692C82B468728DE
2012-07-08Kyle AskineNF
no factor from 2^71 to 2^72
2012-02-19jimmychauNF-PM1
B1=600000, B2=13950000, E=12
2011-10-07XyzzyNF
no factor from 2^70 to 2^71
2011-06-06Doug Henning JrNF
no factor from 2^69 to 2^70
2011-04-13ITSNF
no factor from 2^68 to 2^69
2009-11-15Sturle SundeNF
no factor from 2^67 to 2^68
2009-01-14dtlgcNF
no factor from 2^66 to 2^67
2009-01-12Sturle SundeNF
no factor from 2^65 to 2^66
2009-01-11ScorpuNF
no factor from 2^64 to 2^65
2009-01-071997rj7NF
no factor from 2^63 to 2^64