Q: Is 30,721 a Prime Number?
A: No, 30,721 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 30721 can be evenly divided by 1 31 991 and 30,721, with no remainder.
Since 30,721 cannot be divided by just 1 and 30,721, it is not a prime number.