A rectangular vegetable field is 18 meters long and 15 meters wide. If 17 vegetables are planted per square meter, how many vegetables can be grown in this vegetable field?
一个长方形菜地，长18米，宽15米，如果每平方米种菜17棵，这块菜地一共能种多少棵菜？
<gadget id="calculator">18 * 15 * 17</gadget>
<output>4_590</output>

<result>4_590</result>