There are 546 books on each shelf, and there are 8 such shelves in the library. How many books are there in total?
每个书架上有546本书，图书室有8个这样的书架，一共有多少本书？
<gadget id="calculator">546 * 8</gadget>
<output>4_368</output>

<result>4_368</result>