Q: Is 31,820 a Composite Number?

 A: Yes, 31,820 is a composite number.

Why is 31,820 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 31,820 can be evenly divided by 1 2 4 5 10 20 37 43 74 86 148 172 185 215 370 430 740 860 1,591 3,182 6,364 7,955 15,910 and 31,820, with no remainder.

Since 31,820 cannot be divided by just 1 and 31,820, it is a composite number.


More Examples

Number 31,81831,81931,82131,822
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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