what are the first four composite number
A composite number is a number that has more divisors then just 1 and itself. For example the number 6 has 4 divisors, namely: 1, 2, 3, and 6. We call these factors of the number 6. The first 10 composite numbers greater than 1 are: 4, 6, 8, 9, 10, 12, 14, 15, 16, and 18.