Q: Is 106,431 a Prime Number?
A: No, 106,431 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 106431 can be evenly divided by 1 3 13 39 2,729 8,187 35,477 and 106,431, with no remainder.
Since 106,431 cannot be divided by just 1 and 106,431, it is not a prime number.