Q: Is 31,720 a Composite Number?

 A: Yes, 31,720 is a composite number.

Why is 31,720 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 31,720 can be evenly divided by 1 2 4 5 8 10 13 20 26 40 52 61 65 104 122 130 244 260 305 488 520 610 793 1,220 1,586 2,440 3,172 3,965 6,344 7,930 15,860 and 31,720, with no remainder.

Since 31,720 cannot be divided by just 1 and 31,720, it is a composite number.


More Examples

Number 31,71831,71931,72131,722
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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