Q: Is 20,223 a Prime Number?
A: No, 20,223 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 20223 can be evenly divided by 1 3 7 9 21 27 63 107 189 321 749 963 2,247 2,889 6,741 and 20,223, with no remainder.
Since 20,223 cannot be divided by just 1 and 20,223, it is not a prime number.