Q: Is 188,139 a Prime Number?
A: No, 188,139 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 188139 can be evenly divided by 1 3 7 17 21 31 51 93 119 217 289 357 527 651 867 1,581 2,023 3,689 6,069 8,959 11,067 26,877 62,713 and 188,139, with no remainder.
Since 188,139 cannot be divided by just 1 and 188,139, it is not a prime number.