NationMaster - Encyclopedia: 129 (number)

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Cardinal	One hundred [and] twenty-nine
Ordinal	129th
Factorization
Roman numeral	CXXIX
Binary	10000001
Hexadecimal	81

This number is the sum of the first ten prime numbers. It is the smallest number that can be expressed as a sum of three squares in four different ways: $112 + 2 2 + 2 2$ and $102 + 5 2 + 2 2$ and $82 + 8 2 + 1 2$ and $82 + 7 2 + 4 2$ .

One hundred twenty-nine is also:

The designation of a spur route of Interstate 29 in Sioux City, Iowa.
The year AD 129 or 129 BC.

This page discusses the number 129. For the year, see 129.

Categories: Integers

Results from FactBites:

Gyarados - encyclopedia article about Gyarados. (2052 words)
	National:Magikarp (#129) Magikarp (Koiking (コイキング Koikingu) in the original Japanese) is a Pokémon considered by most to be the most useless Pokémon in the series of the game.
	It is number 129 in the original games Pokédex and evolves into Gyarados at level 20.
	This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.

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