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
80528977Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 275
P-1
B1 = 665000
B2 = 9310000
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-03-12Robin890D359A6A9995DFDA2668846213
Verified2019-09-02ky0uraku0D359A6A9995DFDA4581207113
History
DateUserTypeResult
2019-09-02ky0urakuC-PRP
0D359A6A9995DFDA
PRP: Verified
PRP without proof (not generated)
2018-03-12Robin89C-PRP
0D359A6A9995DFDA
PRP: Verified
PRP without proof (not generated)
2017-01-21GrunwalderGIMPNF-PM1
B1=665000, B2=9310000
2016-10-22AirSquirrelsNF
no factor from 2^74 to 2^75
2016-10-19Judge HaleNF
no factor from 2^73 to 2^74
2016-05-15Judge HaleNF
no factor from 2^72 to 2^73
2016-05-15Judge HaleNF
no factor from 2^71 to 2^72
2013-06-17processinfoNF
no factor from 2^70 to 2^71
2013-02-03rjbelansNF
no factor from 2^69 to 2^70
2013-01-29rjbelansNF
no factor from 2^68 to 2^69
2013-01-26phoenicisNF
no factor from 2^67 to 2^68
2011-01-27steinrarNF
no factor from 2^66 to 2^67
2011-01-26-Anonymous-NF
no factor from 2^65 to 2^66
2010-12-10Architects CubedNF
no factor from 2^64 to 2^65