Q: Is 172,161 a Composite Number?

 A: Yes, 172,161 is a composite number.

Why is 172,161 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 172,161 can be evenly divided by 1 3 9 11 33 37 47 99 111 141 333 407 423 517 1,221 1,551 1,739 3,663 4,653 5,217 15,651 19,129 57,387 and 172,161, with no remainder.

Since 172,161 cannot be divided by just 1 and 172,161, it is a composite number.


More Examples

Number 172,159172,160172,162172,163
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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