Hard Maths Riddle May 9, 2015 14:19:34 GMT 5.5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Ganofins on May 9, 2015 14:19:34 GMT 5.5 Find a 8 digit number that if multiplied by the number 9 or any of its multiplications products (18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.