□/4=61…△, when △ is the largest, what is the number in □.
□/4=61…△，△最大时，□里是多少．
<gadget id="calculator">61 * 4</gadget>
<output>244</output>

<gadget id="calculator">244 + 3</gadget>
<output>247</output>

<result>247</result>