Who are prime numbers? Who are composite numbers? Who are odd numbers? Who are natural numbers?
Prime number: 13
Total: 10,20
Odd number: 1,13
Natural numbers: 0, 1, 10, 13, 20
Prime number: 13
Total: 10,20
Odd number: 1,13
Natural numbers: 0, 1, 10, 13, 20