Q: Is 513,606 a Prime Number?
A: No, 513,606 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 513606 can be evenly divided by 1 2 3 6 85,601 171,202 256,803 and 513,606, with no remainder.
Since 513,606 cannot be divided by just 1 and 513,606, it is not a prime number.