Q: Is 143,890 a Prime Number?
A: No, 143,890 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 143890 can be evenly divided by 1 2 5 10 14,389 28,778 71,945 and 143,890, with no remainder.
Since 143,890 cannot be divided by just 1 and 143,890, it is not a prime number.