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
39031211TF
No factors below 273
TF target 272
P-1
B1 = 205000
B2 = 3997500
LL
StatusDateUserResidueShift
Verified2007-09-13Jeff Wilson731B4A3BC221A4FC6589056
Verified2015-01-06supermega731B4A3BC221A4FC16793046
History
DateUserTypeResult
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-08monstNF
no factor from 2^71 to 2^72
2015-01-06supermegaC-LL
731B4A3BC221A4FC
2014-11-30srow7NF
no factor from 2^70 to 2^71
2014-11-21NRNF
no factor from 2^69 to 2^70
2010-08-14Carsten KossendeyNF-PM1
B1=205000, B2=3997500, E=6