The book is now available! 11
(just those submitted by Poo Sung)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share

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

+ 11 is the smallest prime of the form n ns followed by 1. Note that eleven 11s followed by 1 is also prime. [Poo Sung]

+ The first prime which cannot be a pandigital fraction (including or excluding 0). [Poo Sung]

+ 11 = 12 + 112 + 1112. [Poo Sung]




Prime Curios! © 2000-2017 (all rights reserved)