Q: Is 16,423,575 a Composite Number?

Why is 16,423,575 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 16,423,575 can be evenly divided by 1 3 5 7 15 21 25 35 41 49 75 105 109 123 147 175 205 245 287 327 525 545 615 735 763 861 1,025 1,225 1,435 1,635 2,009 2,289 2,725 3,075 3,675 3,815 4,305 4,469 5,341 6,027 7,175 8,175 10,045 11,445 13,407 16,023 19,075 21,525 22,345 26,705 30,135 31,283 50,225 57,225 67,035 80,115 93,849 111,725 133,525 150,675 156,415 218,981 335,175 400,575 469,245 656,943 782,075 1,094,905 2,346,225 3,284,715 5,474,525 and 16,423,575, with no remainder.

Since 16,423,575 cannot be divided by just 1 and 16,423,575, 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).