Q: Is 1,574,430 a Composite Number?

Why is 1,574,430 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 1,574,430 can be evenly divided by 1 2 3 5 6 10 11 13 15 22 26 30 33 39 55 65 66 78 110 130 143 165 195 286 330 367 390 429 715 734 858 1,101 1,430 1,835 2,145 2,202 3,670 4,037 4,290 4,771 5,505 8,074 9,542 11,010 12,111 14,313 20,185 23,855 24,222 28,626 40,370 47,710 52,481 60,555 71,565 104,962 121,110 143,130 157,443 262,405 314,886 524,810 787,215 and 1,574,430, with no remainder.

Since 1,574,430 cannot be divided by just 1 and 1,574,430, 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).