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
38942347TF
No factors below 275
TF target 272
P-1
B1 = 465000
B2 = 12206250
LL
StatusDateUserResidueShift
Verified2010-12-14bandrtay34B88C231E25E05013722774
Verified2016-10-01basey34B88C231E25E05014487181
History
DateUserTypeResult
2020-11-15-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-11monstNF
no factor from 2^71 to 2^72
2016-10-01baseyC-LL
34B88C231E25E050
2014-12-08chalsallNF
no factor from 2^70 to 2^71
2014-11-21HBendtzNF
no factor from 2^69 to 2^70
2013-09-15Le ComteNF
no factor from 2^68 to 2^69
2010-12-14bandrtayC-LL
34B88C231E25E050
2010-08-28UCLA MathematicsNF-PM1
B1=465000, B2=12206250