Q: Is 668,100 a Composite Number?

Why is 668,100 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 668,100 can be evenly divided by 1 2 3 4 5 6 10 12 15 17 20 25 30 34 50 51 60 68 75 85 100 102 131 150 170 204 255 262 300 340 393 425 510 524 655 786 850 1,020 1,275 1,310 1,572 1,700 1,965 2,227 2,550 2,620 3,275 3,930 4,454 5,100 6,550 6,681 7,860 8,908 9,825 11,135 13,100 13,362 19,650 22,270 26,724 33,405 39,300 44,540 55,675 66,810 111,350 133,620 167,025 222,700 334,050 and 668,100, with no remainder.

Since 668,100 cannot be divided by just 1 and 668,100, 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).