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: 50
Production score: for current list 57 (normalized: 792279), rank by score 1
Largest prime: 277232917 - 1 ‏(‎23249425 digits) via code G15 on 01/03/2018
Most recent: 277232917 - 1 ‏(‎23249425 digits) via code G15 on 01/03/2018
Entrance Rank: mean 108.33 (minimum 1, maximum 1478)

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.