Q: Is 5,185,728 a Composite Number?

Why is 5,185,728 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 5,185,728 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 144 192 216 288 432 576 864 1,728 3,001 6,002 9,003 12,004 18,006 24,008 27,009 36,012 48,016 54,018 72,024 81,027 96,032 108,036 144,048 162,054 192,064 216,072 288,096 324,108 432,144 576,192 648,216 864,288 1,296,432 1,728,576 2,592,864 and 5,185,728, with no remainder.

Since 5,185,728 cannot be divided by just 1 and 5,185,728, 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).