Q: Is 21,015,250 a Composite Number?

 A: Yes, 21,015,250 is a composite number.

Why is 21,015,250 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 21,015,250 can be evenly divided by 1 2 5 10 25 50 125 250 84,061 168,122 420,305 840,610 2,101,525 4,203,050 10,507,625 and 21,015,250, with no remainder.

Since 21,015,250 cannot be divided by just 1 and 21,015,250, it is a composite number.


More Examples

Number 21,015,24821,015,24921,015,25121,015,252
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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