Q: Is 516,251 a Prime Number?
A: Yes, 516,251 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 516251 can be evenly divided by 1 and 516,251, with no remainder.
Since 516,251 can be divided by just 1 and 516,251, it is a prime number.