Q: Is 523,212 a Prime Number?
A: No, 523,212 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 523212 can be evenly divided by 1 2 3 4 6 12 59 118 177 236 354 708 739 1,478 2,217 2,956 4,434 8,868 43,601 87,202 130,803 174,404 261,606 and 523,212, with no remainder.
Since 523,212 cannot be divided by just 1 and 523,212, it is not a prime number.