Q: Is 1,245 a Composite Number?

 A: Yes, 1,245 is a composite number.

Why is 1,245 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 1,245 can be evenly divided by 1 3 5 15 83 249 415 and 1,245, with no remainder.

Since 1,245 cannot be divided by just 1 and 1,245, it is a composite number.


More Examples

Number 1,2431,2441,2461,247
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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