The book is now available! 52609
(just those submitted by Kulsha)
Prime Curios!
Curios: Curios Search:

GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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

+ If we reverse the prime 52609 and square (906252 = 8212890625), the last five digits are 52609 reversed. Note that 82128906252 = 67451572418212890625 ends in 8212890625, while 5260982128142751547 (its reversal without the 6 on the end) is prime! [Kulsha]

Prime Curios! © 2000-2019 (all rights reserved)  privacy statement