Q: Is 1,379,175 a Composite Number?

Why is 1,379,175 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 1,379,175 can be evenly divided by 1 3 5 7 15 21 25 35 37 71 75 105 111 175 185 213 259 355 497 525 555 777 925 1,065 1,295 1,491 1,775 2,485 2,627 2,775 3,885 5,325 6,475 7,455 7,881 12,425 13,135 18,389 19,425 37,275 39,405 55,167 65,675 91,945 197,025 275,835 459,725 and 1,379,175, with no remainder.

Since 1,379,175 cannot be divided by just 1 and 1,379,175, 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).