Java tutorial
//package com.java2s; public class Main { public static String getTimeFormat(long totaltime) { int hour = (int) (totaltime / 3600); int leftH = (int) (totaltime % 3600); int min = leftH / 60; int sec = leftH % 60; String hourTxt = hour > 9 ? String.valueOf(hour) : ("0" + hour); String minTxt = min > 9 ? String.valueOf(min) : ("0" + min); String secTxt = sec > 9 ? String.valueOf(sec) : ("0" + sec); return hourTxt + ":" + minTxt + ":" + secTxt; } }