The Cunningham Project


Introduction to The Cunningham Project

Explanation of the notation on the Pages and the Champion Page.

The Third Edition of The Cunningham Book

Press release for the recent discovery of 75- and 79-digit primes by the Elliptic Curve Method.

The "Wanted" lists issued December 4, 2011, updated to August 7, 2012.

The Champions and First Five Holes as of August 7, 2012.

The Main Tables as of August 7, 2012 (724K bytes). This is the latest version and includes the Bases 3, 5, 6 and 11 extensions. These tables include all factors through # 6133 on Page 124.

Appendix A as of August 7, 2012 (1177K bytes).

Appendix C as of August 7, 2012 (152K bytes).

Extensions to the Cunningham tables.

Page 125 (the latest page).

Page 124 (the previous page).

Page 123 (the second previous page).

Who is factoring which number now.

Old Pages

Paper "The Search for Aurifeuillian-Like Factorizations" which appeared in the journal Integers vol. 12A (2012), pp. 1449-1461.

Factor Calculator. It often works, but not always.

Factoring News from Brazil (in Portuguese)


Send e-mail to Sam Wagstaff


(This page last modified March 10, 2013)