Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
38858839TF
No factors below 275
TF target 272
P-1
B1 = 1000000
B2 = 30000000
LL
StatusDateUserResidueShift
Verified2010-10-01Johan KoolwaaijD860546798DA71E820386155
Verified2016-09-12Sergey NosovD860546798DA71E826124866
History
DateUserTypeResult
2021-02-21-Anonymous-NF
no factor from 2^74 to 2^75
2021-01-17XyzzyNF-PM1
B1=1000000, B2=30000000
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-09LaurVNF
no factor from 2^72 to 2^73
2019-05-17monstNF
no factor from 2^71 to 2^72
2016-09-12Sergey NosovC-LL
D860546798DA71E8
2014-12-19Mark RoseNF
no factor from 2^70 to 2^71
2014-12-17BdotNF
no factor from 2^69 to 2^70
2012-11-06Carsten KossendeyNF
no factor from 2^68 to 2^69
2010-10-01Johan KoolwaaijC-LL
D860546798DA71E8
2009-09-07-Anonymous-NF-PM1
B1=620000