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
80581651Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 275
P-1
B1 = 680000
B2 = 13600000
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-06-29Mihai PredaAB76D35FA52BB7C06193594513
Verified2019-10-01_p95holder_AB76D35FA52BB7C06103195913
History
DateUserTypeResult
2019-10-01_p95holder_C-PRP
AB76D35FA52BB7C0
PRP: Verified
PRP without proof (not generated)
2018-06-29Mihai PredaC-PRP
AB76D35FA52BB7C0
PRP: Verified
PRP without proof (not generated)
2017-02-14bamNF-PM1
B1=680000, B2=13600000, E=6
2016-10-23TheJudgerNF
no factor from 2^74 to 2^75
2016-10-20Judge HaleNF
no factor from 2^73 to 2^74
2016-05-19Judge HaleNF
no factor from 2^72 to 2^73
2016-05-19Judge HaleNF
no factor from 2^71 to 2^72
2013-10-28ANONYMOUSNF
no factor from 2^70 to 2^71
2011-01-24firejugglerNF
no factor from 2^69 to 2^70
2011-01-24firejugglerNF
no factor from 2^68 to 2^69
2011-01-24firejugglerNF
no factor from 2^67 to 2^68
2011-01-24firejugglerNF
no factor from 2^65 to 2^67
2010-12-10Architects CubedNF
no factor from 2^64 to 2^65