Q: Is 606,628 a Prime Number?
A: No, 606,628 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 606628 can be evenly divided by 1 2 4 11 17 22 34 44 68 187 374 748 811 1,622 3,244 8,921 13,787 17,842 27,574 35,684 55,148 151,657 303,314 and 606,628, with no remainder.
Since 606,628 cannot be divided by just 1 and 606,628, it is not a prime number.