A certain group speculates in stocks, and the money owed to the bank doubles every day. On the third day, 12 million is owed, and on the seventh day, how many tens of thousands of funds are owed to the bank.
某集团炒股票，以每天增加一倍的速度欠银行的资金．在第三天时欠资金1200万，到第七天时，欠银行的资金多少万．
<gadget id="calculator">1_200 * 16</gadget>
<output>19_200</output>

<result>19_200</result>