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
38929237TF
No factors below 275
TF target 272
P-1
B1 = 425000
B2 = 8818750
LL
StatusDateUserResidueShift
Verified2008-09-16Ars Technica Team Prime Rib0DFFBC88D5861A0319254522
Verified2016-09-30Sergey Nosov0DFFBC88D5861A0324705144
History
DateUserTypeResult
2020-11-15-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-28-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-02monstNF
no factor from 2^71 to 2^72
2016-09-30Sergey NosovC-LL
0DFFBC88D5861A03
2014-12-07XyzzyNF
no factor from 2^70 to 2^71
2014-12-07XyzzyNF
no factor from 2^69 to 2^70