Q: Is 513,685 a Prime Number?
A: No, 513,685 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 513685 can be evenly divided by 1 5 71 355 1,447 7,235 102,737 and 513,685, with no remainder.
Since 513,685 cannot be divided by just 1 and 513,685, it is not a prime number.