Q: Is 72,027,345 a Composite Number?

Why is 72,027,345 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 72,027,345 can be evenly divided by 1 3 5 13 15 37 39 65 67 111 149 185 195 201 335 447 481 555 745 871 1,005 1,443 1,937 2,235 2,405 2,479 2,613 4,355 5,513 5,811 7,215 7,437 9,685 9,983 12,395 13,065 16,539 27,565 29,055 29,949 32,227 37,185 49,915 71,669 82,695 96,681 129,779 149,745 161,135 215,007 358,345 369,371 389,337 483,405 648,895 1,075,035 1,108,113 1,846,855 1,946,685 4,801,823 5,540,565 14,405,469 24,009,115 and 72,027,345, with no remainder.

Since 72,027,345 cannot be divided by just 1 and 72,027,345, 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).