Q: Is 31,900 a Composite Number?

 A: Yes, 31,900 is a composite number.

Why is 31,900 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 31,900 can be evenly divided by 1 2 4 5 10 11 20 22 25 29 44 50 55 58 100 110 116 145 220 275 290 319 550 580 638 725 1,100 1,276 1,450 1,595 2,900 3,190 6,380 7,975 15,950 and 31,900, with no remainder.

Since 31,900 cannot be divided by just 1 and 31,900, it is a composite number.


More Examples

Number 31,89831,89931,90131,902
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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