Takahiko Ogawa


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): g400, p195, g405, L1134, L1141, L5340
E-mail address: (e-mail address unpublished)
Username: Takahiko (entry created on 03/24/06)
Database id:871 (entry last modified on 05/03/21)
Active primes:on current list: 29 (unweighted total: 29), rank by number 26
Total primes: number ever on any list: 140 (unweighted total: 140)
Production score: for current list 48 (normalized: 81), total 49.0044, rank by score 104
Largest prime: 1981 · 910346850 + 1 ‏(‎1026347 digits) via code L1141 on 06/04/21
Most recent: 1981 · 910346850 + 1 ‏(‎1026347 digits) via code L1141 on 06/04/21
Entrance Rank: mean 1012.24 (minimum 515, maximum 2501)

Descriptive Data: (report abuse)


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