Peter Riesen


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): g107, p9, L667, L760
E-mail address:
Username Riesen (entry created on 1/18/2000 18:50:53 UTC)
Database id:160 (entry last modified on 5/10/2015 20:02:52 UTC)
Active primes:on current list: 1 (unweighted total: 1), rank by number 541
Total primes: number ever on any list: 32 (unweighted total: 32)
Production score: for current list 47 (normalized: 19), total 47.9600, rank by score 301
Largest prime: 51 · 25085142 - 1 ‏(‎1530782 digits) via code L760 on 8/4/2014 20:59:58 UTC
Most recent: 51 · 25085142 - 1 ‏(‎1530782 digits) via code L760 on 8/4/2014 20:59:58 UTC
Entrance Rank: mean 35.00 (minimum 35, maximum 35)

Descriptive Data: (report abuse)

Peter Riesen is a mathematician from Germany, born in 1981 and has run prime search since January 1999. He studied mathematics from 2002 to 2008, final year project about prime numbers.
Highest entrance ranks at the Top 5000:
#95: 141459*2^230213+1 (69307 decimal digits), February 2001.
#35: 51*2^5085142-1 (1530782 decimal digits), August 2014.

Surname: Riesen (used for alphabetizing and in codes).
Unverified primes are omitted from counts and lists until verification completed.
I am Peter Riesen and I would like to
Edit this page

Submit primes using the proof-code: (a password will be required)

(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.
Printed from the PrimePages <> © Reginald McLean.