Q: Is 618,738 a Prime Number?
A: No, 618,738 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 618738 can be evenly divided by 1 2 3 6 103,123 206,246 309,369 and 618,738, with no remainder.
Since 618,738 cannot be divided by just 1 and 618,738, it is not a prime number.