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
41006971TF
No factors below 274
TF target 272
P-1
B1 = 465000
B2 = 8137500
LL
StatusDateUserResidueShift
Verified2008-09-16Thomas Popp3171A9EA9E1F377230320249
Verified2017-06-22ChavdarLalov3171A9EA9E1F377222407042
History
DateUserTypeResult
2020-01-17-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2017-06-22ChavdarLalovC-LL
3171A9EA9E1F3772
2015-06-07TheJudgerNF
no factor from 2^71 to 2^72
2014-12-12srow7NF
no factor from 2^70 to 2^71
2013-02-21Never Odd Or EvenNF
no factor from 2^69 to 2^70
2013-02-21Never Odd Or EvenNF
no factor from 2^68 to 2^69