Q: Is 7,123,423 a Prime Number?
A: No, 7,123,423 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 7123423 can be evenly divided by 1 19 43 817 8,719 165,661 374,917 and 7,123,423, with no remainder.
Since 7,123,423 cannot be divided by just 1 and 7,123,423, it is not a prime number.