A building in District H of Dongshan International has 18 floors, and each floor has 142 households. How many households are there in this building?
东山国际H区一幢楼有18层，每层楼有142户．这幢楼一共有多少户．
<gadget id="calculator">18 * 142</gadget>
<output>2_556</output>

<result>2_556</result>