Calculation: 13+73+132+145+255+274+326+368+427=how much.
计算：13+73+132+145+255+274+326+368+427=多少．
<gadget id="calculator">13 + 73 + 132 + 145 + 255 + 274 + 326 + 368 + 427</gadget>
<output>2_013</output>

<result>2_013</result>