Q: Is 280,420 a Composite Number?

 A: Yes, 280,420 is a composite number.

Why is 280,420 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 280,420 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 2,003 4,006 8,012 10,015 14,021 20,030 28,042 40,060 56,084 70,105 140,210 and 280,420, with no remainder.

Since 280,420 cannot be divided by just 1 and 280,420, it is a composite number.


More Examples

Number 280,418280,419280,421280,422
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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