Q: Is 143,258 a Prime Number?
A: No, 143,258 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 143258 can be evenly divided by 1 2 83 166 863 1,726 71,629 and 143,258, with no remainder.
Since 143,258 cannot be divided by just 1 and 143,258, it is not a prime number.