Q: Is 139,887 a Prime Number?
A: No, 139,887 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 139887 can be evenly divided by 1 3 9 11 27 33 81 99 157 297 471 891 1,413 1,727 4,239 5,181 12,717 15,543 46,629 and 139,887, with no remainder.
Since 139,887 cannot be divided by just 1 and 139,887, it is not a prime number.