Q: Is 438,105 a Prime Number?
A: No, 438,105 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 438105 can be evenly divided by 1 3 5 15 29,207 87,621 146,035 and 438,105, with no remainder.
Since 438,105 cannot be divided by just 1 and 438,105, it is not a prime number.