Q: Is 516,616 a Prime Number?
A: No, 516,616 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 516616 can be evenly divided by 1 2 4 8 64,577 129,154 258,308 and 516,616, with no remainder.
Since 516,616 cannot be divided by just 1 and 516,616, it is not a prime number.