When a number is divided by 6, the quotient is 23 and the remainder is 5. What is the dividend?
一个数除以6，商是23，余数是5，被除数是多少．
<gadget id="calculator">23 * 6</gadget>
<output>138</output>

<gadget id="calculator">138 + 5</gadget>
<output>143</output>

<result>143</result>