Q: Is 21,735 a Composite Number?

 A: Yes, 21,735 is a composite number.

Why is 21,735 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 21,735 can be evenly divided by 1 3 5 7 9 15 21 23 27 35 45 63 69 105 115 135 161 189 207 315 345 483 621 805 945 1,035 1,449 2,415 3,105 4,347 7,245 and 21,735, with no remainder.

Since 21,735 cannot be divided by just 1 and 21,735, it is a composite number.


More Examples

Number 21,73321,73421,73621,737
Composite? yesyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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