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Natural number

A natural number (counting number) is used for counting and you write it with arabic numerals as

0, 1, 2, 3, 4, ...

The set of natural numbers is denoted by the symbol N.

 


Explanation

Nowadays, the number 0 is considerd a natural number. In the traditional definition, the natural numbers begin at 1 - from there on counting will start after all.

 


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