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
38962837TF
No factors below 274
TF target 272
P-1
B1 = 420000
B2 = 4935000
LL
StatusDateUserResidueShift
Verified2008-07-25Ars Technica Team Prime Rib244312754D22E1498908370
Verified2016-10-05Sergey Nosov244312754D22E14930436859
History
DateUserTypeResult
2020-02-23-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-24monstNF
no factor from 2^71 to 2^72
2016-10-05Sergey NosovC-LL
244312754D22E149
2014-12-09ChuckNF
no factor from 2^70 to 2^71
2014-10-24HBendtzNF
no factor from 2^69 to 2^70
2013-09-15Le ComteNF
no factor from 2^68 to 2^69