# Check Prime Number

## Check Number If It's Prime

You can validate any number to see. If you receive true, this means that the number is prime. For composite numbers, you will receive false.

#### Frequently asked questions

- What is a prime number?

It is a number that can be divided evenly only at 1 and itself. - What are the first ten prime numbers?

The first 10 prime numbers are: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29. - How you can check if a number is prime or not?

The simplest method is to check if the result of the square root of a number can be divided to a number lower than itself and different from 1.