There is a manuscript with 4 pages, each page has 20 lines, and each line has 24 characters. How many characters are there in this manuscript?
有一份稿件共4页，每页有20行，每行有24个字，这份稿件一共有多少字？
<gadget id="calculator">24 * 20 * 4</gadget>
<output>1_920</output>

<result>1_920</result>