Q: Is 8,474,625 a Composite Number?

Why is 8,474,625 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 8,474,625 can be evenly divided by 1 3 5 9 15 25 27 31 45 75 81 93 125 135 155 225 243 279 375 405 465 675 729 775 837 1,125 1,215 1,395 2,025 2,187 2,325 2,511 3,375 3,645 3,875 4,185 6,075 6,975 7,533 10,125 10,935 11,625 12,555 18,225 20,925 22,599 30,375 34,875 37,665 54,675 62,775 67,797 91,125 104,625 112,995 188,325 273,375 313,875 338,985 564,975 941,625 1,694,925 2,824,875 and 8,474,625, with no remainder.

Since 8,474,625 cannot be divided by just 1 and 8,474,625, 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).