Students in a class are grouped into groups of 4, with a minimum of 2; every group of 5, with a minimum of 2; every group of 6, with a minimum of 2. How many students are there at least in this class?
某班同学进行分组，每4人一组，少2人；每5人一组，少2人；每6人一组，还是少2人．这班至少有多少名同学？
<gadget id="calculator">2 * 2 * 3 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 - 2</gadget>
<output>58</output>

<result>58</result>