Q: Is 502,991 a Prime Number?
A: No, 502,991 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 502991 can be evenly divided by 1 313 1,607 and 502,991, with no remainder.
Since 502,991 cannot be divided by just 1 and 502,991, it is not a prime number.