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
82250401Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 275
P-1
B1 = 700000
B2 = 14350000
PRP
StatusDateUserResidueShiftTypeBase
Unverified2018-10-21Mihai PredaF80A404C481EC5__003
Verified2020-02-24_p95holder_6A9E84784EA9B0B72758265913
Verified2020-02-26daveward20056A9E84784EA9B0B74726218613
History
DateUserTypeResult
2020-02-26daveward2005C-PRP
6A9E84784EA9B0B7
PRP: Verified
PRP without proof (not generated)
2020-02-24_p95holder_C-PRP
6A9E84784EA9B0B7
PRP: Verified
PRP without proof (not generated)
2018-10-21Mihai PredaC-PRP
F80A404C481EC5__
PRP: Verified
PRP without proof (not generated)
2017-07-14Oliver KruseNF-PM1
B1=700000, B2=14350000, E=12
2016-12-06Sebastian HornbostelNF
no factor from 2^74 to 2^75
2016-12-05RichD0NF
no factor from 2^73 to 2^74
2016-10-27Judge HaleNF
no factor from 2^72 to 2^73
2016-10-27Judge HaleNF
no factor from 2^71 to 2^72
2013-12-04ANONYMOUSNF
no factor from 2^70 to 2^71
2013-02-12Houd Al-ObaidliNF
no factor from 2^69 to 2^70
2013-02-06GrunwalderGIMPNF
no factor from 2^68 to 2^69
2013-02-05f_rijkaard-1984NF
no factor from 2^67 to 2^68
2013-01-29S00030NF
no factor from 2^66 to 2^67
2012-08-10Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-11-28Architects CubedNF
no factor from 2^64 to 2^65