Q: Is 499,503 a Prime Number?
A: No, 499,503 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 499503 can be evenly divided by 1 3 31 41 93 123 131 393 1,271 3,813 4,061 5,371 12,183 16,113 166,501 and 499,503, with no remainder.
Since 499,503 cannot be divided by just 1 and 499,503, it is not a prime number.