The book is now available! 31
(just those submitted by Keith)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share

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

© Baskin-Robbins
+ 31 is a prime number equal to the sum of the decimal digits of its 7th power (317 = 27512614111, which sums to 31). [Keith]

+ 31 is the largest integer n such that the first n digits of pi after the decimal point are all nonzero. [Keith]




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