Hope Primary School has 6 grades, with an average of 243 students in each grade. How many students are there in Hope Primary School?
希望小学有6个年级，平均每个年级有243人，希望小学一共有学生多少人？
<gadget id="calculator">243 * 6</gadget>
<output>1_458</output>

<result>1_458</result>