Q: Is 101,721 a Prime Number?
A: No, 101,721 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 101721 can be evenly divided by 1 3 41 123 827 2,481 33,907 and 101,721, with no remainder.
Since 101,721 cannot be divided by just 1 and 101,721, it is not a prime number.