Chairman of a company wants to give best employee award to one of his 1000 employees. Problem is all hv done very well. So he decides to find the winner by a simple method. He makes them stand in a row. Then he disqualified all odd numbers. So those at 1,3,5,7.... are out. Out of remaining 500 he again eliminates those at odd numbers. And this method continues. Which number will get the award?