Q: Is 420,825 a Composite Number?

 A: Yes, 420,825 is a composite number.

Why is 420,825 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 420,825 can be evenly divided by 1 3 5 15 25 31 75 93 155 181 465 543 775 905 2,325 2,715 4,525 5,611 13,575 16,833 28,055 84,165 140,275 and 420,825, with no remainder.

Since 420,825 cannot be divided by just 1 and 420,825, it is a composite number.


More Examples

Number 420,823420,824420,826420,827
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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