Q: Is 18,000 a Composite Number?

 A: Yes, 18,000 is a composite number.

Why is 18,000 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 18,000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 72 75 80 90 100 120 125 144 150 180 200 225 240 250 300 360 375 400 450 500 600 720 750 900 1,000 1,125 1,200 1,500 1,800 2,000 2,250 3,000 3,600 4,500 6,000 9,000 and 18,000, with no remainder.

Since 18,000 cannot be divided by just 1 and 18,000, it is a composite number.


More Examples

Number 17,99817,99918,00118,002
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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