The book is now available! 4159
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

+ 41592 - 1 is one of Ramanujan's highly composite numbers. Note that the famous Hardy-Ramanujan number (1729) is the first four digits of 41592. [Gupta]

+ The arithmetic mean of the two successive Mersenne primes 2^7-1 and 2^13-1. It is the largest known prime with this property. [Earls]

+ The first 4-digit prime to occur in the decimal expansion of pi. [Loungrides]

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