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
57612227TF
No factors below 274
TF target 273
P-1
B1 = 540000
B2 = 11070000
LL
StatusDateUserResidueShift
Bad2013-06-21philipA1408AE3DC26594F3960704
Verified2015-05-10Cire SivadC71D5230B45B173411958182
Verified2016-08-29AirSquirrelsC71D5230B45B17340
History
DateUserTypeResult
2016-08-29AirSquirrelsC-LL
C71D5230B45B1734
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2015-05-10Cire SivadC-LL
C71D5230B45B1734
2014-09-28Jerry HallettNF
no factor from 2^73 to 2^74
2013-06-21philipC-LL
A1408AE3DC26594F
2012-10-02owftheevilNF-PM1
B1=540000, B2=11070000, E=6
2012-08-30Craig MeyersNF
no factor from 2^72 to 2^73
2012-06-10Jerry HallettNF
no factor from 2^71 to 2^72
2011-06-17UngelovendeNF
no factor from 2^70 to 2^71
2011-06-17UngelovendeNF
no factor from 2^69 to 2^70
2011-04-28ErikNF
no factor from 2^68 to 2^69
2009-06-07NoWhereManNF
no factor from 2^67 to 2^68
2009-03-21glennpatNF
no factor from 2^66 to 2^67
2009-03-20glennpatNF
no factor from 2^65 to 2^66
2009-03-18BuckleNF
no factor from 2^64 to 2^65
2009-01-10driveByUpgradesNF
no factor from 2^63 to 2^64