It has to do with another player by the name of Michael Jordan
(NEWSER) - LeBron James has notified the league he wants to switch from No. 23 to No. 6 next season as a tribute to a previous No. 23—Michael Jordan. In today's merchandise-crazy sports world, of course, the move is no simple thing. Nike, for instance, incorporates the "23" into its James logo. The league doesn't have to approve the switch, but it's unlikely to turn down the revenue from all those new jerseys. More»