Q: Is 138,105 a Composite Number?

 A: Yes, 138,105 is a composite number.

Why is 138,105 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 138,105 can be evenly divided by 1 3 5 9 11 15 27 31 33 45 55 81 93 99 135 155 165 279 297 341 405 465 495 837 891 1,023 1,395 1,485 1,705 2,511 3,069 4,185 4,455 5,115 9,207 12,555 15,345 27,621 46,035 and 138,105, with no remainder.

Since 138,105 cannot be divided by just 1 and 138,105, it is a composite number.


More Examples

Number 138,103138,104138,106138,107
Composite? yesyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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