Q: Is 143,318 a Prime Number?
A: No, 143,318 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 143318 can be evenly divided by 1 2 7 14 29 58 203 353 406 706 2,471 4,942 10,237 20,474 71,659 and 143,318, with no remainder.
Since 143,318 cannot be divided by just 1 and 143,318, it is not a prime number.