Q: Is 81,080 a Composite Number?

 A: Yes, 81,080 is a composite number.

Why is 81,080 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 81,080 can be evenly divided by 1 2 4 5 8 10 20 40 2,027 4,054 8,108 10,135 16,216 20,270 40,540 and 81,080, with no remainder.

Since 81,080 cannot be divided by just 1 and 81,080, it is a composite number.


More Examples

Number 81,07881,07981,08181,082
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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