Q: Is 19,771 a Prime Number?
A: No, 19,771 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 19771 can be evenly divided by 1 17 1,163 and 19,771, with no remainder.
Since 19,771 cannot be divided by just 1 and 19,771, it is not a prime number.