Q: Is 20,365 a Prime Number?
A: No, 20,365 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 20365 can be evenly divided by 1 5 4,073 and 20,365, with no remainder.
Since 20,365 cannot be divided by just 1 and 20,365, it is not a prime number.