Exercise 9

Generate a list of all the composite numbers present between 1 and 1000.

What is a composite number?

Composite numbers are opposite of prime numbers. A composite number is a multiple of any prime number. 4, 6, 8, 9, 10, 12, ... are composite numbers.

4 is multiple of 2.
6 is multiple of 2 and 3.
8 is multiple of 2.
9 is multiple of 3.
10 is multiple of 2 and 5.
12 is multiple of 2 and 3.