World!Of Numbers |
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[ April 9, 2001 ]
There exists so many solutions rendering this WONplate too small to display them all ( final total 220 as of [ June 14, 2002 ] ). Hence I created a webpage twonine.htm where I display all the palindromic products that I encountered. Can you discover the first palindromes being the products of three, four and more ninedigitals ? On [ April 20, 2012 ] Carlos Rivera included the above 'three' question in his Puzzle 633 Soon afterwards Giovanni Resta came with this smallest & highest solution 128576934 x 135278964 x 167538942 = 2914131213909093121314192 [25] | ||||
A000097 Prime Curios! Prime Puzzle Wikipedia 97 Le Nombre 97 Numberland 97 |
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