Q: Is 556,808 a Prime Number?
A: No, 556,808 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 556808 can be evenly divided by 1 2 4 7 8 14 28 56 61 122 163 244 326 427 488 652 854 1,141 1,304 1,708 2,282 3,416 4,564 9,128 9,943 19,886 39,772 69,601 79,544 139,202 278,404 and 556,808, with no remainder.
Since 556,808 cannot be divided by just 1 and 556,808, it is not a prime number.