Q: Is 491,191 a Prime Number?
A: No, 491,191 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 491191 can be evenly divided by 1 89 5,519 and 491,191, with no remainder.
Since 491,191 cannot be divided by just 1 and 491,191, it is not a prime number.