Q: Is 1,513,720 a Composite Number?

Why is 1,513,720 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 1,513,720 can be evenly divided by 1 2 4 5 8 10 13 20 26 40 41 52 65 71 82 104 130 142 164 205 260 284 328 355 410 520 533 568 710 820 923 1,066 1,420 1,640 1,846 2,132 2,665 2,840 2,911 3,692 4,264 4,615 5,330 5,822 7,384 9,230 10,660 11,644 14,555 18,460 21,320 23,288 29,110 36,920 37,843 58,220 75,686 116,440 151,372 189,215 302,744 378,430 756,860 and 1,513,720, with no remainder.

Since 1,513,720 cannot be divided by just 1 and 1,513,720, 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).