Q: Is 621,020 a Composite Number?

 A: Yes, 621,020 is a composite number.

Why is 621,020 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 621,020 can be evenly divided by 1 2 4 5 10 20 31,051 62,102 124,204 155,255 310,510 and 621,020, with no remainder.

Since 621,020 cannot be divided by just 1 and 621,020, it is a composite number.


More Examples

Number 621,018621,019621,021621,022
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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