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
38756981TF
No factors below 275
TF target 272
P-1
B1 = 400000
B2 = 12000000
LL
StatusDateUserResidueShift
Verified2011-02-07Sid & AndyA140CA390E13301134307422
Verified2016-08-29Sergey NosovA140CA390E13301117224669
History
DateUserTypeResult
2021-01-21-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-28monstNF
no factor from 2^71 to 2^72
2016-08-29Sergey NosovC-LL
A140CA390E133011
2016-06-13HBendtzNF-PM1
B1=400000, B2=12000000, e=12
2014-11-30ktonyNF
no factor from 2^70 to 2^71
2014-11-30ktonyNF
no factor from 2^69 to 2^70
2013-08-24Le ComteNF
no factor from 2^68 to 2^69
2011-02-07Sid & AndyC-LL
A140CA390E133011