Q: Is 20,102,130 a Composite Number?

Why is 20,102,130 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 20,102,130 can be evenly divided by 1 2 3 5 6 9 10 15 18 30 45 90 401 557 802 1,114 1,203 1,671 2,005 2,406 2,785 3,342 3,609 4,010 5,013 5,570 6,015 7,218 8,355 10,026 12,030 16,710 18,045 25,065 36,090 50,130 223,357 446,714 670,071 1,116,785 1,340,142 2,010,213 2,233,570 3,350,355 4,020,426 6,700,710 10,051,065 and 20,102,130, with no remainder.

Since 20,102,130 cannot be divided by just 1 and 20,102,130, 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).