Q: Is 143,378 a Prime Number?
A: No, 143,378 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 143378 can be evenly divided by 1 2 17 34 4,217 8,434 71,689 and 143,378, with no remainder.
Since 143,378 cannot be divided by just 1 and 143,378, it is not a prime number.