Paul Medcalf
(Another of the Prime Pages' resources)
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person 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): L413, L762, L2321, L2524
E-mail address:
Username: Meddy2065 (entry created on 06/30/2007)
Database id:1187 (entry last modified on 08/23/2011)
Active primes:on current list: 1 (unweighted total: 1), rank by number 552
Total primes: number ever on any list: 8 (unweighted total: 8)
Production score: for current list 45 (normalized: 3), total 45.9473, rank by score 635
Largest prime: 1105 · 22213846 + 1 ‏(‎666438 digits) via code L2321 on 12/13/2015
Most recent: 7109 · 21451655 + 1 ‏(‎436996 digits) via code L2321 on 06/29/2017
Entrance Rank: mean 477.00 (minimum 477, maximum 477)

Descriptive Data: (report abuse)
Hi i'm 44 years old,currently unemployed,i live near Peterborough in the UK. I got interested in prime numbers through the online ARG Perplex City,(trying to find out if the Reiman Theory could be proved). Unfortunatly its one of the millenium questions still left to be answered(but with a prize of $1million i'm sure someone will try soon).

I am Paul Medcalf and I would like to
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Submit primes using the proof-code: (a password will be required)
(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.)
Surname: Medcalf (used for alphabetizing and in codes)
Unverified primes are omitted from counts and lists until verification completed.