Provisional 49th Mersenne prime M74207281 supports Collatz conjecture

On September 19th, 2017 our “3007 Collatz Tester for Mersenne Primes” (the improved version of “3000 Collatz Tester”) tested the provisional 49th Mersenne prime M74207281 for being in agreement with Collatz conjecture and supported it. Continue reading

Provisional 48th Mersenne prime M57885161 supports Collatz conjecture

On August 28th, 2017 our “3007 Collatz Tester for Mersenne Primes” (the improved version of “3000 Collatz Tester”) tested the provisional 48th Mersenne prime M57885161 for being in agreement with Collatz conjecture and supported it. Continue reading