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
56182409TF
No factors below 274
TF target 273
P-1
B1 = 775000
B2 = 775000
LL
StatusDateUserResidueShift
Verified2012-02-09-Anonymous-87C9348B1B07D70B10724127
Verified2021-03-17Conductor87C9348B1B07D70B2229391
History
DateUserTypeResult
2021-03-17ConductorC-LL
87C9348B1B07D70B
2018-05-18ktonyNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2015-12-30-Anonymous-NF
no factor from 2^72 to 2^73
2015-11-26Mark RoseNF
no factor from 2^71 to 2^72
2012-02-09-Anonymous-C-LL
87C9348B1B07D70B
2011-12-03-Anonymous-NF-PM1
B1=775000
2011-11-02Ethan O'ConnorNF
no factor from 2^70 to 2^71
2011-07-22TheJudgerNF
no factor from 2^68 to 2^70
2010-01-18eon_blue_apocalypseNF
no factor from 2^67 to 2^68
2008-07-05Sturle SundeNF
no factor from 2^66 to 2^67
2008-07-05Sturle SundeNF
no factor from 2^65 to 2^66
2008-07-04Sturle SundeNF
no factor from 2^64 to 2^65
2008-07-03Sturle SundeNF
no factor from 2^63 to 2^64