Q: Is 140,859 a Prime Number?
A: No, 140,859 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 140859 can be evenly divided by 1 3 9 27 37 47 81 111 141 333 423 999 1,269 1,739 2,997 3,807 5,217 15,651 46,953 and 140,859, with no remainder.
Since 140,859 cannot be divided by just 1 and 140,859, it is not a prime number.