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

Participate:
Share

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

© Baskin-Robbins
+ The sum of digits of the 31st Fibonacci number is 31. [Gupta]

+ 31 is the smallest multidigit prime in the decimal expansion of cube root of 31. [Gupta]

+ The reverse concatenation of first two triangular numbers is prime. [Gupta]

+ The smallest prime that can be represented as the sum of two triangular numbers in two different ways (21 + 10 and 28 + 3). [Gupta]




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