Q: Is 143,145 a Composite Number?

 A: Yes, 143,145 is a composite number.

Why is 143,145 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 143,145 can be evenly divided by 1 3 5 9 15 45 3,181 9,543 15,905 28,629 47,715 and 143,145, with no remainder.

Since 143,145 cannot be divided by just 1 and 143,145, it is a composite number.


More Examples

Number 143,143143,144143,146143,147
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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