Q: Is 1,344,728 a Composite Number?

Why is 1,344,728 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 1,344,728 can be evenly divided by 1 2 4 7 8 11 14 22 28 37 44 56 59 74 77 88 118 148 154 236 259 296 308 407 413 472 518 616 649 814 826 1,036 1,298 1,628 1,652 2,072 2,183 2,596 2,849 3,256 3,304 4,366 4,543 5,192 5,698 8,732 9,086 11,396 15,281 17,464 18,172 22,792 24,013 30,562 36,344 48,026 61,124 96,052 122,248 168,091 192,104 336,182 672,364 and 1,344,728, with no remainder.

Since 1,344,728 cannot be divided by just 1 and 1,344,728, 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).