Q: Is 6,563,025 a Composite Number?

Why is 6,563,025 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 6,563,025 can be evenly divided by 1 3 5 7 9 15 21 25 27 35 45 63 75 81 105 135 175 189 225 315 405 463 525 567 675 945 1,389 1,575 2,025 2,315 2,835 3,241 4,167 4,725 6,945 9,723 11,575 12,501 14,175 16,205 20,835 29,169 34,725 37,503 48,615 62,505 81,025 87,507 104,175 145,845 187,515 243,075 262,521 312,525 437,535 729,225 937,575 1,312,605 2,187,675 and 6,563,025, with no remainder.

Since 6,563,025 cannot be divided by just 1 and 6,563,025, 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).