There is a bonus, which should be divided into first prize, second prize and third prize to be awarded. The bonus of each first prize is twice the bonus of each second prize, and the bonus of each second prize is twice the bonus of each third prize. If there are two people for the first, second and third prizes, then the bonus for each first prize is 616 yuan. If there is one first prize, two second prizes, and three third prizes, how much is each first prize?
有一笔奖金，要把它分成一等奖、二等奖和三等奖来颁发．每个一等奖的奖金是每个二等奖奖金的2倍，每个二等奖的奖金是每个三等奖奖金的2倍．如果一、二、三等奖各设置两人，那么每个一等奖的奖金是616元．如果设置一个一等奖、两个二等奖、三个三等奖，那么每个一等奖奖金是多少元？
<gadget id="calculator">616 / 2</gadget>
<output>308</output>

<gadget id="calculator">308 / 2</gadget>
<output>154</output>

<gadget id="calculator">616 + 308 + 154</gadget>
<output>1_078</output>

<gadget id="calculator">1_078 * 2</gadget>
<output>2_156</output>

<gadget id="calculator">1 * 4</gadget>
<output>4</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">4 + 4 + 3</gadget>
<output>11</output>

<gadget id="calculator">2_156 / 11</gadget>
<output>196</output>

<gadget id="calculator">196 * 4</gadget>
<output>784</output>

<result>784</result>