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
40091257TF
No factors below 274
TF target 272
P-1
B1 = 480000
B2 = 12480000
LL
StatusDateUserResidueShift
Verified2008-03-12Graeme Pope30346F74352BD4C610734707
Verified2017-01-31Alexander Dubrovin30346F74352BD4C634755464
History
DateUserTypeResult
2020-02-21-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2017-01-31Alexander DubrovinC-LL
30346F74352BD4C6
2014-12-29NickOfTimeNF
no factor from 2^71 to 2^72
2014-12-21XyzzyNF
no factor from 2^70 to 2^71
2014-12-21XyzzyNF
no factor from 2^69 to 2^70
2013-11-03VictordeHollanderNF
no factor from 2^68 to 2^69