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View Full Version : SRBase: base S257 Megaprime / proven



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09-11-24, 03:50 AM
Torbjörn Eriksson found a megaprime for base S257.
The prime 40*257^901632+1 has 2.172.875 digits and entered the T5k PrimePages.
It also proven the base.

More... (https://srbase.my-firewall.org/sr5/forum_thread.php?id=1892)