Q: Is 20,824 a Prime Number?
A: No, 20,824 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 20824 can be evenly divided by 1 2 4 8 19 38 76 137 152 274 548 1,096 2,603 5,206 10,412 and 20,824, with no remainder.
Since 20,824 cannot be divided by just 1 and 20,824, it is not a prime number.