Q: Is 491,804 a Prime Number?
A: No, 491,804 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 491804 can be evenly divided by 1 2 4 37 74 148 3,323 6,646 13,292 122,951 245,902 and 491,804, with no remainder.
Since 491,804 cannot be divided by just 1 and 491,804, it is not a prime number.