Q: Is 138,258 a Prime Number?
A: No, 138,258 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 138258 can be evenly divided by 1 2 3 6 9 18 7,681 15,362 23,043 46,086 69,129 and 138,258, with no remainder.
Since 138,258 cannot be divided by just 1 and 138,258, it is not a prime number.