What are prime numbers?

1 Answer
Mar 11, 2018

The number which has only #2# factors which are #1# and the number itself is a Prime Number.

Explanation:

As given by Fermat, #[2^(2^n)+1]# is always a Prime number where 'n' is whole number.

Every number can be represented in a Unique way of the
Product of its Prime factors.