Q: Is 143,965 a Prime Number?
A: No, 143,965 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 143965 can be evenly divided by 1 5 28,793 and 143,965, with no remainder.
Since 143,965 cannot be divided by just 1 and 143,965, it is not a prime number.