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:
Username Keller (entry created on 1/18/2000 18:50:53 UTC)
Database id:4 (entry last modified on 2/16/2021 00:41:08 UTC)
Active primes:on current list: 11.8333 (unweighted total: 14), rank by number 72
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 1042
Largest prime: 2 · 467126775 + 1 ‏(‎338403 digits) via code g425 on 1/29/2011 12:41:02 UTC
Most recent: 2 · 467126775 + 1 ‏(‎338403 digits) via code g425 on 1/29/2011 12:41:02 UTC
Entrance Rank: mean 2914.57 (minimum 7, maximum 29752)

Descriptive Data: (report abuse)

Wilfrid Keller was a staff member of the Regionales Rechenzentrum der Universit├Ąt 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.
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