Q: Is 345 a Composite Number?

 A: Yes, 345 is a composite number.

Why is 345 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 345 can be evenly divided by 1 3 5 15 23 69 115 and 345, with no remainder.

Since 345 cannot be divided by just 1 and 345, it is a composite number.


More Examples

Number 343344346347
Composite? yesyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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