If a pile of peaches is divided among 7 monkeys on average, there will be exactly 1 left; if there are 8 monkeys on average, there will be exactly 1 left. How many peaches are there at least in this pile?
一堆桃子平均分给7只小猴，正好剩1个；如果平均8只猴子，也正好剩1个．这堆桃子至少有多少个？
<gadget id="calculator">56 + 1</gadget>
<output>57</output>

<result>57</result>