Q: Is 309,231 a Composite Number?

 A: Yes, 309,231 is a composite number.

Why is 309,231 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 309,231 can be evenly divided by 1 3 9 13 27 39 117 351 881 2,643 7,929 11,453 23,787 34,359 103,077 and 309,231, with no remainder.

Since 309,231 cannot be divided by just 1 and 309,231, it is a composite number.


More Examples

Number 309,229309,230309,232309,233
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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