Geolographical Indonesia, the world’s largest archipela- go, is located between mainland Southeast Four islands are shared with other countries, Asia and Australia in the Indian and Pa- they are: Borneo which is shared with Malay- cific oceans. Spanning a total land area of sia and Brunei, Sebatik is shared with Malay- 1,904,569 square kilometres (741,052 square sia, Timor is shared with East Timor and New miles), Indonesia is made up of approxi- Guinea is shared with Papua New Guinea. mately 17,504 islands, 6000 of which are There are also three different time zones span- populated. The total population of the coun- ning across Indonesia. Western Indonesia. try as of 2011 is 252,164,800, making it the fourth most populated country in the world Time after China, India and the United States. Time (GMT + 7 hours) encompasses the is- Islands of Indonesia lands of Sumatra and Java and the provinces The five main islands in Indonesia are of West and Central Kalimantan. Central In- Sumatra, Java, Borneo (known as Kali- donesian Time (GMT + 8 hours) encompass- mantan in Indonesia), Sulawesi and New es the islands of Sulawesi and Bali and the Guinea. There are two major archipela- provinces of East Nusa Tenggara, West Nusa gos, Nusa Tenggara and the Maluku Is- Tenggara as well as East and South Kaliman- lands as well as 60 smaller archipelagos. tan. Finally, Eastern Indonesian Time (GMT +