Q: Is 78,210 a Composite Number?

 A: Yes, 78,210 is a composite number.

Why is 78,210 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 78,210 can be evenly divided by 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 79 90 99 110 158 165 198 237 330 395 474 495 711 790 869 990 1,185 1,422 1,738 2,370 2,607 3,555 4,345 5,214 7,110 7,821 8,690 13,035 15,642 26,070 39,105 and 78,210, with no remainder.

Since 78,210 cannot be divided by just 1 and 78,210, it is a composite number.


More Examples

Number 78,20878,20978,21178,212
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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