Charlie McDonald

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):	L3717, L6104, L6205
E-mail address:	(e-mail address unpublished)
Username	McDonald	(entry created on 12/3/2013 12:50:59 UTC)
Database id:	4058	(entry last modified on 2/15/2025 19:15:23 UTC)
Active primes:	on current list: 8 (unweighted total: 8), rank by number 125
Total primes:	number ever on any list: 18 (unweighted total: 18)
Production score:	for current list 49 (normalized: 20), total 49.4122, rank by score 187
Largest prime:	695 · 2^4553531 + 1 ‏(‎1370753 digits) via code L6104 on 5/14/2026 00:52:52 UTC
Most recent:	695 · 2^4553531 + 1 ‏(‎1370753 digits) via code L6104 on 5/14/2026 00:52:52 UTC
Entrance Rank:	mean 1101.00 (minimum 929, maximum 1304)

Surname: McDonald3 (used for alphabetizing and in codes).
Unverified primes are omitted from counts and lists until verification completed.

I am Charlie McDonald 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.