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

Robert Johnson

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):	L2131, L4163
E-mail address:	(e-mail address unpublished)
Username	RJohnson	(entry created on 2/11/2011 17:42:28 CDT)
Database id:	2729	(entry last modified on 6/30/2015 04:35:42 CDT)
Active primes:	on current list: 1 (unweighted total: 1), rank by number 538
Total primes:	number ever on any list: 32 (unweighted total: 32)
Production score:	for current list 44 (normalized: 1), total 46.7006, rank by score 925
Largest prime:	993 · 2^1821088 + 1 ‏(‎548206 digits) via code L2131 on 11/6/2013 20:17:13 CDT
Most recent:	2050650602355 · 2^1290000 - 1 ‏(‎388342 digits) via code L4163 on 6/30/2015 04:35:58 CDT
Entrance Rank:	mean 427.00 (minimum 427, maximum 427)

Surname: Johnson4 (used for alphabetizing and in codes).
Unverified primes are omitted from counts and lists until verification completed.

I am Robert Johnson 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.