Q: Is 4,451,720 a Composite Number?

Why is 4,451,720 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 4,451,720 can be evenly divided by 1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 130 140 182 260 280 364 455 520 728 910 1,223 1,820 2,446 3,640 4,892 6,115 8,561 9,784 12,230 15,899 17,122 24,460 31,798 34,244 42,805 48,920 63,596 68,488 79,495 85,610 111,293 127,192 158,990 171,220 222,586 317,980 342,440 445,172 556,465 635,960 890,344 1,112,930 2,225,860 and 4,451,720, with no remainder.

Since 4,451,720 cannot be divided by just 1 and 4,451,720, 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).