Q: Is 5,508,891 a Prime Number?
A: No, 5,508,891 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 5508891 can be evenly divided by 1 3 9 23 27 69 81 207 621 1,863 2,957 8,871 26,613 68,011 79,839 204,033 239,517 612,099 1,836,297 and 5,508,891, with no remainder.
Since 5,508,891 cannot be divided by just 1 and 5,508,891, it is not a prime number.