Q: Is 138,873 a Prime Number?
A: No, 138,873 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 138873 can be evenly divided by 1 3 7 17 21 51 119 357 389 1,167 2,723 6,613 8,169 19,839 46,291 and 138,873, with no remainder.
Since 138,873 cannot be divided by just 1 and 138,873, it is not a prime number.