Aimed at grade school students and teachers, includes course guidelines, worksheets, and factor tab...
Java applet that can be used to find 20- or 30-digit factors of numbers or numerical expressions up...
Dedicated to algorithms and computational results on integer factorization. Includes links to paper...
Announcement of factorization of a 512-bit RSA key using the General Number Field Sieve (GNFS).
A collaborative project to produce the factorizations of x^y + y^x for 1<y<x<101.
Factorizations of numbers composed of all the same digit except first and/or last.
Cash prizes for new factors of Fermat numbers Fn, for n = 12 through 22.
Built by a French amateur, E.-O. Carissan, around 1919. Shallit, Williams and Morain include photog...