Q: Is 320,780 a Composite Number?

 A: Yes, 320,780 is a composite number.

Why is 320,780 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 320,780 can be evenly divided by 1 2 4 5 10 20 43 86 172 215 373 430 746 860 1,492 1,865 3,730 7,460 16,039 32,078 64,156 80,195 160,390 and 320,780, with no remainder.

Since 320,780 cannot be divided by just 1 and 320,780, it is a composite number.


More Examples

Number 320,778320,779320,781320,782
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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