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Number 2: mathematical and symbolic properties | Crazy Numbers

Discover a lot of information on the number 2: properties, mathematical operations, how to write it, symbolism, numerology, representations and many other interesting things!

## Numerology and symbolism of the number 2

The number 2 (two) represents double, association, cooperation, union, complementarity. It is the symbol of duality.

## Mathematical properties of 2

Is 2 a prime number? Yes
Is 2 a perfect number? No
Number of divisors 2
List of dividers
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1, 2
Sum of divisors 3
Prime factorization 2
Prime factors
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2

## How to write / spell 2 in letters?

In letters, the number 2 is written as: Two. And in other languages? how does it spell?

2 in other languages
Write 2 in english Two
Write 2 in french Deux
Write 2 in spanish Dos
Write 2 in portuguese Dois

Other ways to write 2
In letter Two
In roman numeral
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II
In binary 10
In octal 2