Q: Is 478,440 a Composite Number?

Why is 478,440 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 478,440 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 443 540 886 1,080 1,329 1,772 2,215 2,658 3,544 3,987 4,430 5,316 6,645 7,974 8,860 10,632 11,961 13,290 15,948 17,720 19,935 23,922 26,580 31,896 39,870 47,844 53,160 59,805 79,740 95,688 119,610 159,480 239,220 and 478,440, with no remainder.

Since 478,440 cannot be divided by just 1 and 478,440, 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).