Q: Is 5,526,666 a Prime Number?
A: No, 5,526,666 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 5526666 can be evenly divided by 1 2 3 6 9 17 18 34 51 102 153 306 18,061 36,122 54,183 108,366 162,549 307,037 325,098 614,074 921,111 1,842,222 2,763,333 and 5,526,666, with no remainder.
Since 5,526,666 cannot be divided by just 1 and 5,526,666, it is not a prime number.