Q: Is 21,162,321 a Composite Number?

 A: Yes, 21,162,321 is a composite number.

Why is 21,162,321 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 21,162,321 can be evenly divided by 1 3 9 43 129 149 367 387 447 1,101 1,341 3,303 6,407 15,781 19,221 47,343 54,683 57,663 142,029 164,049 492,147 2,351,369 7,054,107 and 21,162,321, with no remainder.

Since 21,162,321 cannot be divided by just 1 and 21,162,321, it is a composite number.


More Examples

Number 21,162,31921,162,32021,162,32221,162,323
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

Explore more about the number 21,162,321:


Ask a Question