Q: Is 16,263 a Prime Number?
A: No, 16,263 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 16263 can be evenly divided by 1 3 9 13 39 117 139 417 1,251 1,807 5,421 and 16,263, with no remainder.
Since 16,263 cannot be divided by just 1 and 16,263, it is not a prime number.