Q: Is 851,700 a Composite Number?

Why is 851,700 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 851,700 can be evenly divided by 1 2 3 4 5 6 10 12 15 17 20 25 30 34 50 51 60 68 75 85 100 102 150 167 170 204 255 300 334 340 425 501 510 668 835 850 1,002 1,020 1,275 1,670 1,700 2,004 2,505 2,550 2,839 3,340 4,175 5,010 5,100 5,678 8,350 8,517 10,020 11,356 12,525 14,195 16,700 17,034 25,050 28,390 34,068 42,585 50,100 56,780 70,975 85,170 141,950 170,340 212,925 283,900 425,850 and 851,700, with no remainder.

Since 851,700 cannot be divided by just 1 and 851,700, 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).