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
82481723Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 275
P-1
B1 = 705000
B2 = 14452500
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-07-06ky0uraku9E4E213409C7DDAD4472017013
Verified2020-02-22daveward20059E4E213409C7DDAD3199394213
History
DateUserTypeResult
2020-02-22daveward2005C-PRP
9E4E213409C7DDAD
PRP: Verified
PRP without proof (not generated)
2018-07-06ky0urakuC-PRP
9E4E213409C7DDAD
PRP: Verified
PRP without proof (not generated)
2017-08-17Oliver KruseNF-PM1
B1=705000, B2=14452500, E=12
2016-12-16AirSquirrelsNF
no factor from 2^74 to 2^75
2016-12-16AirSquirrelsNF
no factor from 2^73 to 2^74
2016-11-10Judge HaleNF
no factor from 2^72 to 2^73
2016-11-10Judge HaleNF
no factor from 2^71 to 2^72
2011-03-24steinrarNF
no factor from 2^70 to 2^71
2011-03-24steinrarNF
no factor from 2^69 to 2^70
2011-03-24steinrarNF
no factor from 2^68 to 2^69
2011-03-24steinrarNF
no factor from 2^67 to 2^68
2011-03-24steinrarNF
no factor from 2^66 to 2^67
2011-03-18ptcrNF
no factor from 2^65 to 2^66
2010-12-11Architects CubedNF
no factor from 2^64 to 2^65