Q: Is 506,628 a Prime Number?
A: No, 506,628 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 506628 can be evenly divided by 1 2 3 4 6 9 12 18 27 36 54 108 4,691 9,382 14,073 18,764 28,146 42,219 56,292 84,438 126,657 168,876 253,314 and 506,628, with no remainder.
Since 506,628 cannot be divided by just 1 and 506,628, it is not a prime number.