From: Matthew Moss Date: 2008-05-03T02:25:26+09:00 Subject: Re: Reverse Divisible Numbers (#161) > 1089 * 9 = 9801 > 2178 * 4 = 8712 > 10989 * 9 = 98901 > 21978 * 4 = 87912 > 109989 * 9 = 989901 > 219978 * 4 = 879912 One of the interesting things I found is that those are all divisible by 9. I wonder if that is a property of all such numbers?