Q: Is 621,980 a Composite Number?

 A: Yes, 621,980 is a composite number.

Why is 621,980 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 621,980 can be evenly divided by 1 2 4 5 10 20 137 227 274 454 548 685 908 1,135 1,370 2,270 2,740 4,540 31,099 62,198 124,396 155,495 310,990 and 621,980, with no remainder.

Since 621,980 cannot be divided by just 1 and 621,980, it is a composite number.


More Examples

Number 621,978621,979621,981621,982
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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