Q: Is 6,345,675 a Composite Number?

Why is 6,345,675 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 6,345,675 can be evenly divided by 1 3 5 7 9 15 17 21 25 27 35 45 51 63 75 79 85 105 119 135 153 175 189 225 237 255 315 357 395 425 459 525 553 595 675 711 765 945 1,071 1,185 1,275 1,343 1,575 1,659 1,785 1,975 2,133 2,295 2,765 2,975 3,213 3,555 3,825 4,029 4,725 4,977 5,355 5,925 6,715 8,295 8,925 9,401 10,665 11,475 12,087 13,825 14,931 16,065 17,775 20,145 24,885 26,775 28,203 33,575 36,261 41,475 47,005 53,325 60,435 74,655 80,325 84,609 100,725 124,425 141,015 181,305 235,025 253,827 302,175 373,275 423,045 705,075 906,525 1,269,135 2,115,225 and 6,345,675, with no remainder.

Since 6,345,675 cannot be divided by just 1 and 6,345,675, 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).