The book is now available! 59999...99999 (4333-digits)
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

+ This 'near-repdigit' prime (a near-repdigit prime is one where all the digits except one are the same; this one is one 5 followed by 4332 9s) was discovered by Harvey Dubner in 1988. [Dobb]

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