Q: Is 138,530 a Prime Number?
A: No, 138,530 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 138530 can be evenly divided by 1 2 5 7 10 14 35 70 1,979 3,958 9,895 13,853 19,790 27,706 69,265 and 138,530, with no remainder.
Since 138,530 cannot be divided by just 1 and 138,530, it is not a prime number.