Note 2023 is the last year that I will maintain this site--there is currently no plan to continue it after that.

Wilfrid Keller

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):

K, DK, gk, gb, gb1, L97, gb2, x39, g425

E-mail address:

wilfrid

(dot)

keller

(at)

gmx

(dot)

net

Username

Keller

(entry created on 1/18/2000 12:50:53 CDT)

Database id:

(entry last modified on 2/15/2021 18:41:08 CDT)

Active primes:

on current list: 13.8333 (unweighted total: 18), rank by number 67

Total primes:

number ever on any list: 602.867 (unweighted total: 657)

Production score:

for current list 34 (normalized: 0), total 42.8765, rank by score 1060

Largest prime:

2 · 467¹²⁶⁷⁷⁵ + 1 ‏(‎338403 digits) via code g425 on 1/29/2011 06:41:02 CDT

Most recent:

2 · 467¹²⁶⁷⁷⁵ + 1 ‏(‎338403 digits) via code g425 on 1/29/2011 06:41:02 CDT

Entrance Rank:

mean 3996.17 (minimum 7, maximum 29752)

Descriptive Data: (report abuse)

Wilfrid Keller was a staff member of the Regionales Rechenzentrum der Universität Hamburg. He received his doctorate under Lothar Collatz in 1970.

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

I am Wilfrid Keller and I would like to

(Reuse an old code if your are using the same programs, projects... Only create a new code if you are doing something differently than in the past. Duplicate codes will be merged.