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
39956671TF
No factors below 274
TF target 272
P-1
B1 = 640000
B2 = 640000
LL
StatusDateUserResidueShift
Verified2008-01-15Justin Sours4DDCB2438E38F53D36798512
Verified2016-02-24Flame884DDCB2438E38F53D21988775
History
DateUserTypeResult
2020-01-31-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-02-28monstNF
no factor from 2^71 to 2^72
2016-02-24Flame88C-LL
4DDCB2438E38F53D
2014-12-20tigreroarsNF
no factor from 2^70 to 2^71
2014-12-19BdotNF
no factor from 2^69 to 2^70
2013-10-07Le ComteNF
no factor from 2^68 to 2^69