Q: Is 143,338 a Prime Number?
A: No, 143,338 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 143338 can be evenly divided by 1 2 13 26 37 74 149 298 481 962 1,937 3,874 5,513 11,026 71,669 and 143,338, with no remainder.
Since 143,338 cannot be divided by just 1 and 143,338, it is not a prime number.