Q: Is 143,789 a Prime Number?
A: No, 143,789 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 143789 can be evenly divided by 1 53 2,713 and 143,789, with no remainder.
Since 143,789 cannot be divided by just 1 and 143,789, it is not a prime number.