Q: Is 212,531 a Prime Number?
A: No, 212,531 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 212531 can be evenly divided by 1 11 139 1,529 19,321 and 212,531, with no remainder.
Since 212,531 cannot be divided by just 1 and 212,531, it is not a prime number.