Q: Is 21,321 a Composite Number?

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

Why is 21,321 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 21,321 can be evenly divided by 1 3 9 23 69 103 207 309 927 2,369 7,107 and 21,321, with no remainder.

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


More Examples

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

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