Q: Is 145,605 a Composite Number?

 A: Yes, 145,605 is a composite number.

Why is 145,605 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 145,605 can be evenly divided by 1 3 5 15 17 51 85 255 571 1,713 2,855 8,565 9,707 29,121 48,535 and 145,605, with no remainder.

Since 145,605 cannot be divided by just 1 and 145,605, it is a composite number.


More Examples

Number 145,603145,604145,606145,607
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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