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David Underbakke

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): g144, x22, g205, g216, p53, p57, x35, p100, g294, g295, p101, g359, L99, p222, p259, g429
E-mail address:
david9(at)underbakke(dot)com
Username: Underbakke (entry created on 06/06/2000)
Database id:260 (entry last modified on 02/05/2013)
Active primes:on current list: 4 (unweighted total: 4), rank by number 228
Total primes: number ever on any list: 3198.83 (unweighted total: 3728)
Production score: for current list 46 (normalized: 9), total 46.9021, rank by score 426
Largest prime: 689186131072 + 1 ‏(‎765243 digits) via code g429 on 02/05/2013
Most recent: 689186131072 + 1 ‏(‎765243 digits) via code g429 on 02/05/2013
Entrance Rank: mean 5800.50 (minimum 47, maximum 11525)

Descriptive Data: (report abuse)

David is independent software developer from Minnesota, USA. One of his hobbies includes writing the sieving (AthGfn64) and probability testing software (GenefX64) used in his searches. Proth or PFGW are only used in the final proof/double check for probable primes found.

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Surname: Underbakke (used for alphabetizing and in codes)
Unverified primes are omitted from counts and lists until verification completed.
I am David Underbakke and I would like to
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