Q: Is 516,003 a Prime Number?
A: No, 516,003 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 516003 can be evenly divided by 1 3 172,001 and 516,003, with no remainder.
Since 516,003 cannot be divided by just 1 and 516,003, it is not a prime number.