Q: Is 309,315 a Composite Number?

 A: Yes, 309,315 is a composite number.

Why is 309,315 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 309,315 can be evenly divided by 1 3 5 15 17 51 85 255 1,213 3,639 6,065 18,195 20,621 61,863 103,105 and 309,315, with no remainder.

Since 309,315 cannot be divided by just 1 and 309,315, it is a composite number.


More Examples

Number 309,313309,314309,316309,317
Composite? noyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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