Q: Is 649,350 a Composite Number?

Why is 649,350 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 649,350 can be evenly divided by 1 2 3 5 6 9 10 13 15 18 25 26 27 30 37 39 45 50 54 65 74 75 78 90 111 117 130 135 150 185 195 222 225 234 270 325 333 351 370 390 450 481 555 585 650 666 675 702 925 962 975 999 1,110 1,170 1,350 1,443 1,665 1,755 1,850 1,950 1,998 2,405 2,775 2,886 2,925 3,330 3,510 4,329 4,810 4,995 5,550 5,850 7,215 8,325 8,658 8,775 9,990 12,025 12,987 14,430 16,650 17,550 21,645 24,050 24,975 25,974 36,075 43,290 49,950 64,935 72,150 108,225 129,870 216,450 324,675 and 649,350, with no remainder.

Since 649,350 cannot be divided by just 1 and 649,350, 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).