[PrimeGrid] Another 321 Mega Prime!
Posted: Sun May 08, 2022 10:13 am
On 24 March 2022, 17:27:33 UTC, PrimeGrid’s 321 Prime Search found the Mega Prime: 3*2^18924988-1 The prime is 5,696,990 digits long and enters Chris Caldwell's “The Largest Known Primes Database” ranked 18th overall. The discovery was made by Frank Matillek (boss) of Germany using an Intel CPU with 1GB RAM, running Ubuntu Linux. This computer took about 1 day, 1 hour, 39 minutes to complete the primality test using LLR2. Frank Matillek is a member of the SETI.Germany team. For more details, please see the official announcement.
Source: https://www.primegrid.com/forum_thread.php?id=9912
Source: https://www.primegrid.com/forum_thread.php?id=9912