I need to prove that if n is a natural number and n^2 is divisible by 6, then n is divisible by 6.(adsbygoogle = window.adsbygoogle || []).push({});

I know that I knew how to do this at one point fairly recently, if you could refresh my memory I would greatly appreciate it.

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Divisibility of n by 6

**Physics Forums | Science Articles, Homework Help, Discussion**