Teacher Wang wants to print a 20-page manuscript, with 26 lines per page and 28 characters per line. How many characters are there in this manuscript?
王老师要打印一份20页的稿件，每页26行，每行28个字，这份稿件有多少个字？
<gadget id="calculator">28 * 26 * 20</gadget>
<output>14_560</output>

<result>14_560</result>