Uncle Zhang raised 38 boxes of bees last year, and each box of bees produced an average of 45 kilograms of honey. How many kilograms of honey did Uncle Zhang harvest in total last year?
张叔叔去年养了38箱蜜蜂，平均每箱蜜蜂产蜂蜜45千克，张叔叔去年一共收获多少千克蜂蜜？
<gadget id="calculator">45 * 38</gadget>
<output>1_710</output>

<result>1_710</result>