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Ruediger K. Eckhard


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 reflect on the primes currently on the list. (Many of the terms that are used here are explained on another page.)

Proof-code(s): g143, L153, L1751, L4405
E-mail address:
Username: Eckhard (entry created on 01/18/2000)
Database id:194 (entry last modified on 06/22/2016)
Active primes:on current list: 17 (unweighted total: 17), rank by number 55
Total primes: number ever on any list: 269 (unweighted total: 269)
Production score: for current list 48 (normalized: 52), total 48.6433, rank by score 131
Largest prime: 61 · 23366033 - 1 ‏(‎1013279 digits) via code L4405 on 01/30/2017
Most recent: 10009 · 21580131 - 1 ‏(‎475671 digits) via code L4405 on 06/12/2020
Entrance Rank: mean 1406.18 (minimum 186, maximum 4004)

Descriptive Data: (report abuse)

I'm security product manager. Currently I am employed by Nokia, Munich/Bavaria (part of Germany).

Surname: Eckhard (used for alphabetizing and in codes)
Unverified primes are omitted from counts and lists until verification completed.
I am Ruediger K. Eckhard and I would like to
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