About Sergei D. Shchebetov / Сергей Щебетов

In love with BIIIIIIIIIG numbers!

25th Mersenne prime M21701 supports Collatz conjecture

On March 18, 2017 our “3000 Collatz Tester” tested the 25th Mersenne prime M21701 for being in agreement with Collatz conjecture and supported it. Continue reading