Q: Is 31,987 a Prime Number?
A: No, 31,987 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 31987 can be evenly divided by 1 29 1,103 and 31,987, with no remainder.
Since 31,987 cannot be divided by just 1 and 31,987, it is not a prime number.