Explanation of the notation on the Pages and the Champion Page.
The Known Mersenne Primes
The Largest Known Primes
The Fermat Prime Divisors ( A new link in 2017)
The Third Edition of The Cunningham Book.
Paul Leyland's Cullen and Woodall pages.
The Joy of Factoring,
a factoring book.
The book cover.
The triplets are Purdue fans.
Some corrections and comments.
Review at Math Reviews.
The Joy of Factoring
was selected as a 2014 CHOICE magazine Outstanding Academic Title.
Press release for the 2012 discovery of 75- and 79-digit primes by the Elliptic Curve Method.
The "Wanted" lists issued January 3, 2025
The Champions and First Five Holes as of January 3, 2025
Several tables have been extended and included in the regular tables. The Main Tables as of January 4, 2025. This is the latest version. These tables include all factors through # 6842 on Page 148.
Appendix A as of January 4, 2025. (The counts of additional primes in the main tables have not been updated.)
Appendix C as of January 4, 2025.
Who is factoring which number now.
