Q: Is 111,855 a Prime Number?
A: No, 111,855 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 111855 can be evenly divided by 1 3 5 15 7,457 22,371 37,285 and 111,855, with no remainder.
Since 111,855 cannot be divided by just 1 and 111,855, it is not a prime number.