Q: Is 491,138 a Prime Number?
A: No, 491,138 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 491138 can be evenly divided by 1 2 37 74 6,637 13,274 245,569 and 491,138, with no remainder.
Since 491,138 cannot be divided by just 1 and 491,138, it is not a prime number.