Q: Is 21,320 a Composite Number?

 A: Yes, 21,320 is a composite number.

Why is 21,320 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 21,320 can be evenly divided by 1 2 4 5 8 10 13 20 26 40 41 52 65 82 104 130 164 205 260 328 410 520 533 820 1,066 1,640 2,132 2,665 4,264 5,330 10,660 and 21,320, with no remainder.

Since 21,320 cannot be divided by just 1 and 21,320, it is a composite number.


More Examples

Number 21,31821,31921,32121,322
Composite? yesnoyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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