Q: Is 331,155 a Composite Number?

 A: Yes, 331,155 is a composite number.

Why is 331,155 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 331,155 can be evenly divided by 1 3 5 9 11 15 27 33 45 55 99 135 165 223 297 495 669 1,115 1,485 2,007 2,453 3,345 6,021 7,359 10,035 12,265 22,077 30,105 36,795 66,231 110,385 and 331,155, with no remainder.

Since 331,155 cannot be divided by just 1 and 331,155, it is a composite number.


More Examples

Number 331,153331,154331,156331,157
Composite? noyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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