Q: Is 20,471 a Prime Number?
A: No, 20,471 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 20471 can be evenly divided by 1 11 1,861 and 20,471, with no remainder.
Since 20,471 cannot be divided by just 1 and 20,471, it is not a prime number.