What is the largest n for which 10^n divides [(101^100) - 1] ? Clearly n=2, is one solution. What then ?(adsbygoogle = window.adsbygoogle || []).push({});

**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!

# Modular math problem

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