Q: Is 8,620,425 a Composite Number?

Why is 8,620,425 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 8,620,425 can be evenly divided by 1 3 5 9 11 15 25 27 33 43 45 55 75 81 99 129 135 165 215 225 243 275 297 387 405 473 495 645 675 729 825 891 1,075 1,161 1,215 1,419 1,485 1,935 2,025 2,365 2,475 2,673 3,225 3,483 3,645 4,257 4,455 5,805 6,075 7,095 7,425 8,019 9,675 10,449 11,825 12,771 13,365 17,415 18,225 21,285 22,275 29,025 31,347 35,475 38,313 40,095 52,245 63,855 66,825 87,075 106,425 114,939 156,735 191,565 200,475 261,225 319,275 344,817 574,695 783,675 957,825 1,724,085 2,873,475 and 8,620,425, with no remainder.

Since 8,620,425 cannot be divided by just 1 and 8,620,425, 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).