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
40134583TF
No factors below 276
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2008-05-10biszczuk7FD7FCE978B8330E17954408
Verified2017-02-08Sergey Nosov7FD7FCE978B8330E13031863
History
DateUserTypeResult
2021-03-11-Anonymous-NF
no factor from 2^75 to 2^76
2021-03-08-Anonymous-NF
no factor from 2^74 to 2^75
2020-12-09Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=12
2020-02-21-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-02-08Sergey NosovC-LL
7FD7FCE978B8330E
2015-01-15The MawnNF
no factor from 2^71 to 2^72
2014-12-28XyzzyNF
no factor from 2^70 to 2^71
2014-12-28XyzzyNF
no factor from 2^69 to 2^70
2013-10-28Carsten KossendeyNF
no factor from 2^68 to 2^69