Q: Is 1,221,009 a Composite Number?

 A: Yes, 1,221,009 is a composite number.

Why is 1,221,009 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 1,221,009 can be evenly divided by 1 3 367 1,101 1,109 3,327 407,003 and 1,221,009, with no remainder.

Since 1,221,009 cannot be divided by just 1 and 1,221,009, it is a composite number.


More Examples

Number 1,221,0071,221,0081,221,0101,221,011
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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