Bitcoin to BDT

Bitcoin is a cryptocurrency a form of electronic cash.
It is a decentralized digital currency without a central bank/single administrator that can be sent from user-to-user on the peer-to-peer bitcoin network without the need for intermediaries.
http://i66.tinypic.com/1045cg2.jpg
The Bangladeshi Taka is the currency in Bangladesh {BD, BGD}. The Bitcoin is the currency in no countries. The symbol for BDT can be written Tk. The symbol for BTC can be written BTC. The Bangladeshi Taka is divided into 100 paisa.The exchange rate for the Bangladeshi Taka was last updated on December 9, 2018 from Yahoo Finance.
http://i66.tinypic.com/294neh5.jpg
The exchange rate for the Bitcoin was last updated on December 9- 2018 from coinmarketcap.com. The BDT conversion factor has 4 significant digits. The BTC conversion factor has 12 significant digits.