One car of the Harmony EMU can carry 245 passengers, and a passenger car has 21 cars. How many people are there when all are full?
和谐号动车一节车车厢可载客245人，一列客车共有21节车厢，全部坐满共载客多少人？
<gadget id="calculator">245 * 21</gadget>
<output>5_145</output>

<result>5_145</result>