Q: Is 491,408 a Prime Number?
A: No, 491,408 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 491408 can be evenly divided by 1 2 4 8 16 30,713 61,426 122,852 245,704 and 491,408, with no remainder.
Since 491,408 cannot be divided by just 1 and 491,408, it is not a prime number.