Q: Is 491,908 a Prime Number?
A: No, 491,908 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 491908 can be evenly divided by 1 2 4 31 62 124 3,967 7,934 15,868 122,977 245,954 and 491,908, with no remainder.
Since 491,908 cannot be divided by just 1 and 491,908, it is not a prime number.