int s=123456;	int sec = s % 60; int min = (s / 60)%60; int hours = (s/60)/60; String strSec=(sec<10)?"0"+Integer.toString(sec):Integer.toString(sec); String strmin=(min<10)?"0"+Integer.toString(min):Integer.toString(min); String strHours=(hours<10)?"0"+Integer.toString(hours):Integer.toString(hours); System.out.println(strHours + ":" + strmin + ":" + strSec);