Q: Is 816,491 a Prime Number?
A: No, 816,491 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 816491 can be evenly divided by 1 13 181 347 2,353 4,511 62,807 and 816,491, with no remainder.
Since 816,491 cannot be divided by just 1 and 816,491, it is not a prime number.