Q: Is 3,555,972 a Composite Number?

Why is 3,555,972 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 3,555,972 can be evenly divided by 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 103 126 137 206 252 274 309 411 412 548 618 721 822 927 959 1,233 1,236 1,442 1,644 1,854 1,918 2,163 2,466 2,877 2,884 3,708 3,836 4,326 4,932 5,754 6,489 8,631 8,652 11,508 12,978 14,111 17,262 25,956 28,222 34,524 42,333 56,444 84,666 98,777 126,999 169,332 197,554 253,998 296,331 395,108 507,996 592,662 888,993 1,185,324 1,777,986 and 3,555,972, with no remainder.

Since 3,555,972 cannot be divided by just 1 and 3,555,972, 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).