Teacher Li wants to print a 10-page manuscript, with 27 lines per page and 28 characters per line. How many characters are there in this manuscript?
李老师要打印一份10页的稿件，每页27行，每行28个字，这份稿件有多少个字？
<gadget id="calculator">27 * 28 * 10</gadget>
<output>7_560</output>

<result>7_560</result>