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
55975757TF
No factors below 274
TF target 273
P-1
B1 = 565000
B2 = 12288750
LL
StatusDateUserResidueShift
Bad2013-03-12-Anonymous-67DC7BE6432CECE333841418
Verified2014-11-25Lilith874C265A1E05578554665350
Verified2016-09-26AirSquirrels874C265A1E0557850
History
DateUserTypeResult
2016-09-26AirSquirrelsC-LL
874C265A1E055785
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2014-11-25LilithC-LL
874C265A1E055785
2014-09-14Architects CubedNF
no factor from 2^73 to 2^74
2014-01-21Bill StaffenNF
no factor from 2^72 to 2^73
2013-03-12-Anonymous-C-LL
67DC7BE6432CECE3
2012-06-24TheJudgerNF-PM1
B1=565000, B2=12288750, E=12
2012-06-11BdotNF
no factor from 2^71 to 2^72
2011-10-07XyzzyNF
no factor from 2^70 to 2^71
2011-06-15XyzzyNF
no factor from 2^69 to 2^70
2011-04-13-Anonymous-NF
no factor from 2^68 to 2^69
2009-11-17Kelly LowderNF
no factor from 2^67 to 2^68
2009-01-10GnorfeNF
no factor from 2^66 to 2^67
2009-01-09GnorfeNF
no factor from 2^65 to 2^66
2009-01-08lindedNF
no factor from 2^64 to 2^65
2009-01-011997rj7NF
no factor from 2^63 to 2^64