What is your total when you add the number of prime numbers in 63 to the number of prime numbers in 21?

5

Step-by-step explanation:

Prime number are Numbers that can only be divisible by itself and 1. Example includes 2, 3, 5, 7, 11 ... et c

Note that 1 is not a prime number.

Given two values 63 and 21.

The prime number in 63 is 3

The prime number in 21 is 2

The sum of both prime numbers gotten is 2+3 = 5