Q: Is 5,420,558 a Prime Number?
A: No, 5,420,558 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 5420558 can be evenly divided by 1 2 11 13 22 26 121 143 242 286 1,573 1,723 3,146 3,446 18,953 22,399 37,906 44,798 208,483 246,389 416,966 492,778 2,710,279 and 5,420,558, with no remainder.
Since 5,420,558 cannot be divided by just 1 and 5,420,558, it is not a prime number.