Q: Is 121,809 a Composite Number?

 A: Yes, 121,809 is a composite number.

Why is 121,809 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 121,809 can be evenly divided by 1 3 19 57 2,137 6,411 40,603 and 121,809, with no remainder.

Since 121,809 cannot be divided by just 1 and 121,809, it is a composite number.


More Examples

Number 121,807121,808121,810121,811
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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