Private GFN server


A titan, as defined by Samuel Yates, is anyone who has found a titanic prime. This page provides data on those that have found these primes. The data below only reflects on the primes currently on the list. (Many of the terms that are used here are explained on another page.)

Proof-code(s): L5080, p410, p411, L5105, L5120, L5122, L5207, L5236, p416, p417, p418, p419, p421, L5519, p427, p428
E-mail address: (e-mail address unpublished)
Web page:
Username PrivGFN (entry created on 3/12/2020 06:09:31 UTC)
Database id:5191 (entry last modified on 2/9/2023 10:48:05 UTC)
Active primes:on current list: 18, rank by number 7
Total primes: number ever on any list: 20
Production score: for current list 49 (normalized: 76), total 49.3531, rank by score 11
Largest prime: 65 · 23369359 + 1 ‏(‎1014280 digits) via code L5236 on 1/27/2021 15:26:39 UTC
Most recent: 2 · 89396295016384 + 1 ‏(‎146659 digits) via code p428 on 2/9/2023 10:51:13 UTC
Entrance Rank: mean 5051.89 (minimum 640, maximum 39098)

Descriptive Data: (report abuse)

"Private GFN server" is an open Boinc server, established in 2016 to run small side projects suggested by PrimeGrid users. These projects were about Generalized Fermat Numbers (GFN). Regardless its name, the server is currently open for everybody and everybody is welcomed to join.

Surname: PrivGfnServer (used for alphabetizing and in codes).
Unverified primes are omitted from counts and lists until verification completed.
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