Q: Is 506,428 a Prime Number?
A: No, 506,428 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 506428 can be evenly divided by 1 2 4 13 26 52 9,739 19,478 38,956 126,607 253,214 and 506,428, with no remainder.
Since 506,428 cannot be divided by just 1 and 506,428, it is not a prime number.