×

# High powers

can anyone tell me how to find last 2 digits of numbers raised to high powers .for example $\Huge \color{blue}7^{\color{green}7^{\color{red}7^{\color{brown}7^{\color{magenta}7^{\color {grey}7^\color{violet}7}}}}}$

Note by Sakshi Rathore
2 years, 2 months ago

Sort by:

Check out Euler's Totient Function and Chinese Remainder Theorem.

These ideas are included in Finding the last digit of a power, which you can use to find the last few digits.

Staff - 2 years, 2 months ago