Hideyasu Kawamura

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):	L5107, L5163, L5337
E-mail address:	(e-mail address unpublished)
Username	hkawanura	(entry created on 6/14/2020 16:03:23 UTC)
Database id:	5235	(entry last modified on 5/1/2021 17:09:21 UTC)
Active primes:	on current list: 4 (unweighted total: 4), rank by number 228
Total primes:	number ever on any list: 6 (unweighted total: 6)
Production score:	for current list 48 (normalized: 9), total 48.4722, rank by score 332
Largest prime:	673 · 2^4450598 + 1 ‏(‎1339767 digits) via code L5337 on 3/13/2026 20:50:30 UTC
Most recent:	673 · 2^4450598 + 1 ‏(‎1339767 digits) via code L5337 on 3/13/2026 20:50:30 UTC
Entrance Rank:	mean 929.75 (minimum 710, maximum 1319)

Surname: Kawamura1 (used for alphabetizing and in codes).
Unverified primes are omitted from counts and lists until verification completed.

I am Hideyasu Kawamura 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.