
thumb|upright|By 1772, Leonhard Euler had proven that 2,147,483,647 is a prime.
via Wikipedia infobox
thumb|upright|By 1772, Leonhard Euler had proven that 2,147,483,647 is a prime.
The number 2147483647 is the eighth Mersenne prime, equal to 231 − 1. It is one of only four known double Mersenne primes.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).