Find all possible two digit positive integers N for which the sum of digits of 10^N - N is divisible by 170.

(In reply to Solution by Dej Mar)

...... one can note each subsequent number is a multiple of 19.   170 = ( 19 * 9 ) - 1.................///

  NO , NO ONE CAN NOTE THAT

ALL THE NUMBERS ARE     19*K+1  FOR K= 1,2,...5

 

WHERE IS YOUR SOLUTION???

Posted by Ady TZIDON on 2006-07-15 09:44:47