Q: Is 321,390 a Composite Number?

 A: Yes, 321,390 is a composite number.

Why is 321,390 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 321,390 can be evenly divided by 1 2 3 5 6 9 10 15 18 30 45 90 3,571 7,142 10,713 17,855 21,426 32,139 35,710 53,565 64,278 107,130 160,695 and 321,390, with no remainder.

Since 321,390 cannot be divided by just 1 and 321,390, it is a composite number.


More Examples

Number 321,388321,389321,391321,392
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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