The book is now available! 31416
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share
+ sigma(31416) = 3!*1!*4!*1!*6!. Note that 3.1416 is value of pi rounded to 4 decimal places. [Gupta]




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