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Michael Curtis


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): L117, L167, L282, L486, L1862, p380, L4521
E-mail address:
Username: Vbcurtis (entry created on 04/28/2005)
Database id:757 (entry last modified on 01/23/2017)
Active primes:on current list: 46 (unweighted total: 46), rank by number 20
Total primes: number ever on any list: 173 (unweighted total: 174)
Production score: for current list 49 (normalized: 314), total 50.0728, rank by score 44
Largest prime: 127 · 26836153 - 1 ‏(‎2057890 digits) via code L1862 on 06/25/2018
Most recent: 99 · 23026660 - 1 ‏(‎911118 digits) via code L1862 on 08/18/2020
Entrance Rank: mean 3102.89 (minimum 47, maximum 55068)

Descriptive Data: (report abuse)

I am a lecturer in the math dept at UC Riverside, and have run Prime searches since 1997. email contact welcome.

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