Prime Numbers

Question 1

How do you find a prime number?

Answer 1

Divide each number by 3 and 7 and if it doesn’t divide then its a prime

Apart from 2 and 5 all numbers that are prime end in 1,3,7 or 9

Question 2

First 12 prime numbers?

Answer 2

2
3
5
7
11
13
17
19
23
29
31
37