Q: Is 12,031,400 a Composite Number?

Why is 12,031,400 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 12,031,400 can be evenly divided by 1 2 4 5 8 10 20 25 40 43 50 86 100 172 200 215 344 430 860 1,075 1,399 1,720 2,150 2,798 4,300 5,596 6,995 8,600 11,192 13,990 27,980 34,975 55,960 60,157 69,950 120,314 139,900 240,628 279,800 300,785 481,256 601,570 1,203,140 1,503,925 2,406,280 3,007,850 6,015,700 and 12,031,400, with no remainder.

Since 12,031,400 cannot be divided by just 1 and 12,031,400, 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).