Q: Is 118,391 a Prime Number?
A: No, 118,391 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 118391 can be evenly divided by 1 7 13 91 1,301 9,107 16,913 and 118,391, with no remainder.
Since 118,391 cannot be divided by just 1 and 118,391, it is not a prime number.