Q: Is 31,440 a Composite Number?

 A: Yes, 31,440 is a composite number.

Why is 31,440 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 31,440 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 131 240 262 393 524 655 786 1,048 1,310 1,572 1,965 2,096 2,620 3,144 3,930 5,240 6,288 7,860 10,480 15,720 and 31,440, with no remainder.

Since 31,440 cannot be divided by just 1 and 31,440, it is a composite number.


More Examples

Number 31,43831,43931,44131,442
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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