Q: Is 1,800 a Composite Number?

 A: Yes, 1,800 is a composite number.

Why is 1,800 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 1,800 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 150 180 200 225 300 360 450 600 900 and 1,800, with no remainder.

Since 1,800 cannot be divided by just 1 and 1,800, it is a composite number.


More Examples

Number 1,7981,7991,8011,802
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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