Q: Is 138,908 a Prime Number?
A: No, 138,908 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 138908 can be evenly divided by 1 2 4 7 11 14 22 28 41 44 77 82 121 154 164 242 287 308 451 484 574 847 902 1,148 1,694 1,804 3,157 3,388 4,961 6,314 9,922 12,628 19,844 34,727 69,454 and 138,908, with no remainder.
Since 138,908 cannot be divided by just 1 and 138,908, it is not a prime number.