Q: Is 491,958 a Prime Number?
A: No, 491,958 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 491958 can be evenly divided by 1 2 3 6 9 18 151 181 302 362 453 543 906 1,086 1,359 1,629 2,718 3,258 27,331 54,662 81,993 163,986 245,979 and 491,958, with no remainder.
Since 491,958 cannot be divided by just 1 and 491,958, it is not a prime number.