Q: Is 21,400 a Composite Number?

 A: Yes, 21,400 is a composite number.

Why is 21,400 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 21,400 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 107 200 214 428 535 856 1,070 2,140 2,675 4,280 5,350 10,700 and 21,400, with no remainder.

Since 21,400 cannot be divided by just 1 and 21,400, it is a composite number.


More Examples

Number 21,39821,39921,40121,402
Composite? yesyesnoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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