George Woltman's Prime95
(Another of the Prime Pages' resources)
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program 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): p265, p267, p273, p279, p281, p291, p390, L4294, L4506, L4548
Active wild codes: ^G\d+
Code prefix:G
E-mail address: woltman@alum.mit.edu
Web page:http://www.mersenne.org/freesoft.htm
Username: Prime95 (entry created on 01/18/2000)
Database id:427 (entry last modified on 02/14/2017)
Program Does *: special
Active primes:on current list: 40, rank by number 15
Total primes: number ever on any list: 49
Production score: for current list 56 (normalized: 541437), rank by score 1
Largest prime: 274207281 - 1 ‏(‎22338618 digits) via code G14 on 01/19/2016
Most recent: 8 · 53227183 + 1 ‏(‎391728 digits) via code L4294 on 07/11/2017
Entrance Rank: mean 227.78 (minimum 1, maximum 4779)

Descriptive Data: (report abuse)
Prime95 is the key program behind the success of GIMPS. George Woltman created this program in late 1995. Scott Kurowski added client-server enhancements in 1997.

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Surname: Prime95 (used for alphabetizing and in codes)
Unverified primes are omitted from counts and lists until verification completed.