# Natural numbers definition explained

Learn and know what is natural numbers definition in mathematics. Natural numbers are the first types of numbers that we will learn in math. From natural numbers, we will learn other numbers like whole numbers (W), Integers (I or Z), rational numbers (Q), irrational numbers (Q|) and real numbers (R).

We all know that maximum numbers of students those who are studying in the lower classes know what are the natural numbers. But the exact definition of natural numbers they don’t know. According to them the meaning of Natural numbers is 1, 2, 3, 4, 5, 6 …and so on. Definition if we ask then they can’t say it. So this article will help for all the students in knowing the definition of natural numbers. Now we will learn how to define the natural numbers and its symbol.

## Natural numbers definition as follows:

The definition of natural numbers is given as “the counting numbers are called as Natural numbers”. I mean to say that the numbers which we are using to count something like number of students in a class or number of fans in a class or number of players in Indian cricket team and so on are called as Natural numbers.

Generally the Natural numbers are represented or denoted by the symbol “N”. To represent the natural numbers symbol remember that always we should use capital letters only. We should not use small letters. Symbolically the set of natural numbers are represented by the notation, N = {1, 2, 3, 4, 5, 6, 7, 8, 9…}.

Important Note:

On observing all the natural numbers it is very clear that the smallest natural number is “1” and the greatest natural number is “does not exist” because there is NO greatest natural number.

Hope now you have understood natural numbers definition and representation.