Question

define prime numbers and co prime numbers with example​

Answer 1

Answer:

1.Prime number

A number which has only two different factors, 1 and the number itself is called prime number.

Example:- 2,3,5,7

2.Co-prime numbers

Two numbers are said to be co-prime when they have only 1 as common factor.

Example:-3 and 5, 19 and 20