The book is now available! 75757...75757 (6249-digits)
(just those submitted by Rosenthal)
Prime Curios!
Curios: Curios Search:


Just showing those entries submitted by 'Rosenthal': (Click here to show all)

+ 7(57)_3124 = (75*10^6249-57)/99 is a palindromic prime containing the two largest possible smoothly undulating prime digits (i.e., 5 and 7). This number, also called smoothly undulating palindromic prime (SUPP), is the "sister" of 3(23)_3479 = (32*10^6959-23)/99. [Rosenthal and Martin]

Prime Curios! © 2000-2018 (all rights reserved)  privacy statement