Q: Is 171,315 a Prime Number?
A: No, 171,315 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 171315 can be evenly divided by 1 3 5 9 15 27 45 47 81 135 141 235 243 405 423 705 729 1,215 1,269 2,115 3,645 3,807 6,345 11,421 19,035 34,263 57,105 and 171,315, with no remainder.
Since 171,315 cannot be divided by just 1 and 171,315, it is not a prime number.