Q: Is 563,993 a Prime Number?
A: No, 563,993 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 563993 can be evenly divided by 1 89 6,337 and 563,993, with no remainder.
Since 563,993 cannot be divided by just 1 and 563,993, it is not a prime number.