Q: Is 3,912,975 a Composite Number?

Why is 3,912,975 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 3,912,975 can be evenly divided by 1 3 5 9 11 15 17 25 27 31 33 45 51 55 75 85 93 99 135 153 155 165 187 225 255 275 279 297 341 425 459 465 495 527 561 675 765 775 825 837 935 1,023 1,275 1,395 1,485 1,581 1,683 1,705 2,295 2,325 2,475 2,635 2,805 3,069 3,825 4,185 4,675 4,743 5,049 5,115 5,797 6,975 7,425 7,905 8,415 8,525 9,207 11,475 13,175 14,025 14,229 15,345 17,391 20,925 23,715 25,245 25,575 28,985 39,525 42,075 46,035 52,173 71,145 76,725 86,955 118,575 126,225 144,925 156,519 230,175 260,865 355,725 434,775 782,595 1,304,325 and 3,912,975, with no remainder.

Since 3,912,975 cannot be divided by just 1 and 3,912,975, 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).