Q: Is 16,406 a Prime Number?
A: No, 16,406 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 16406 can be evenly divided by 1 2 13 26 631 1,262 8,203 and 16,406, with no remainder.
Since 16,406 cannot be divided by just 1 and 16,406, it is not a prime number.