Q: Is 1,605,200 a Composite Number?

Why is 1,605,200 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 1,605,200 can be evenly divided by 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 4,013 8,026 16,052 20,065 32,104 40,130 64,208 80,260 100,325 160,520 200,650 321,040 401,300 802,600 and 1,605,200, with no remainder.

Since 1,605,200 cannot be divided by just 1 and 1,605,200, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).