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, A24
E-mail address:	(e-mail address unpublished)
Username	Takahiko	(entry created on 3/24/2006 14:31:26 UTC)
Database id:	871	(entry last modified on 4/24/2024 04:45:11 UTC)
Active primes:	on current list: 19 (unweighted total: 19), rank by number 45
Total primes:	number ever on any list: 161 (unweighted total: 161)
Production score:	for current list 49 (normalized: 75), total 50.0683, rank by score 110
Largest prime:	1425 · 2^4618342 + 1 ‏(‎1390263 digits) via code L1134 on 11/12/2024 13:00:43 UTC
Most recent:	1981 · 2^3754984 + 1 ‏(‎1130367 digits) via code A24 on 1/16/2025 13:13:13 UTC
Entrance Rank:	mean 738.37 (minimum 405, maximum 1967)

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

(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.