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
68622163TF
No factors below 275
TF target 274
P-1
B1 = 625000
B2 = 12968750
LL
StatusDateUserResidueShift
Verified2016-06-28curtisc7FECC51EDA1C43FF49615251
Verified2023-02-07Conductor7FECC51EDA1C43FF33998104
History
DateUserTypeResult
2023-02-07ConductorC-LL
7FECC51EDA1C43FF
2016-06-28curtiscC-LL
7FECC51EDA1C43FF
2016-02-22el groccoNF
no factor from 2^74 to 2^75
2014-11-30NesowaNF-PM1
B1=625000, B2=12968750, E=12
2014-09-26Mark RoseNF
no factor from 2^73 to 2^74
2014-09-22gcardonaNF
no factor from 2^72 to 2^73
2014-08-05Architects CubedNF
no factor from 2^71 to 2^72
2012-08-12Norman LeyNF
no factor from 2^70 to 2^71
2012-03-28sannerud.comNF
no factor from 2^69 to 2^70
2010-10-31EPFNF
no factor from 2^68 to 2^69
2010-08-30korvaNF
no factor from 2^67 to 2^68
2010-08-27ITSNF
no factor from 2^66 to 2^67
2010-06-22ITSNF
no factor from 2^65 to 2^66
2010-04-10eon_blue_apocalypseNF
no factor from 2^64 to 2^65
2009-01-261997rj7NF
no factor to 2^64