Q: Is 221,121 a Composite Number?

 A: Yes, 221,121 is a composite number.

Why is 221,121 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 221,121 can be evenly divided by 1 3 9 79 237 311 711 933 2,799 24,569 73,707 and 221,121, with no remainder.

Since 221,121 cannot be divided by just 1 and 221,121, it is a composite number.


More Examples

Number 221,119221,120221,122221,123
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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