Q: Is 31,722 a Prime Number?
A: No, 31,722 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 31722 can be evenly divided by 1 2 3 6 17 34 51 102 311 622 933 1,866 5,287 10,574 15,861 and 31,722, with no remainder.
Since 31,722 cannot be divided by just 1 and 31,722, it is not a prime number.