The book is now available! 5929
(just those submitted by Vantieghem)
Prime Curios!
Curios: Curios Search:


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

+ The smallest square which is the concatenation of two primes in more than one way (it is the concatenation of 5 and 929 as well as 59 and 29). [Vantieghem]

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