Q: Is 521,720 a Composite Number?

 A: Yes, 521,720 is a composite number.

Why is 521,720 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 521,720 can be evenly divided by 1 2 4 5 8 10 20 40 13,043 26,086 52,172 65,215 104,344 130,430 260,860 and 521,720, with no remainder.

Since 521,720 cannot be divided by just 1 and 521,720, it is a composite number.


More Examples

Number 521,718521,719521,721521,722
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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