Q: Is 111,628 a Prime Number?
A: No, 111,628 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 111628 can be evenly divided by 1 2 4 11 22 43 44 59 86 118 172 236 473 649 946 1,298 1,892 2,537 2,596 5,074 10,148 27,907 55,814 and 111,628, with no remainder.
Since 111,628 cannot be divided by just 1 and 111,628, it is not a prime number.