E283 -- De numeris primis valde magnis

(On very large prime numbers)


This article focuses on finding large prime numbers. It also reproves that F5 is not prime. Euler provides factor tables for aa + 1, for a < 1500. It is followed by an article by Albrecht Euler, in German.

According to the records, it was presented to the St. Petersburg Academy on December 1, 1760.

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