Q: Is 491,709 a Prime Number?
A: No, 491,709 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 491709 can be evenly divided by 1 3 251 653 753 1,959 163,903 and 491,709, with no remainder.
Since 491,709 cannot be divided by just 1 and 491,709, it is not a prime number.