The unit price of school uniforms in Experimental Primary School is 128 yuan per set. Class 4 and Class 1 bought 52 sets of such school uniforms. How much is the total cost?
实验小学的校服单价是每套128元，四1班买了52套这样的校服，一共用去多少元？
<gadget id="calculator">128 * 52</gadget>
<output>6_656</output>

<result>6_656</result>