Q: Is 8,423,138 a Prime Number?
A: No, 8,423,138 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 8423138 can be evenly divided by 1 2 79 89 158 178 599 1,198 7,031 14,062 47,321 53,311 94,642 106,622 4,211,569 and 8,423,138, with no remainder.
Since 8,423,138 cannot be divided by just 1 and 8,423,138, it is not a prime number.