Q: Is 13,623 a Prime Number?
A: No, 13,623 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 13623 can be evenly divided by 1 3 19 57 239 717 4,541 and 13,623, with no remainder.
Since 13,623 cannot be divided by just 1 and 13,623, it is not a prime number.