The fifth grade students of a certain school (3 classes in total) line up, with 3, 5 or 7 students in each row, and only 2 students in the last row. How many fifth grade students are there in this school?
某校五年级(共3个班)的学生排队，每排3人、5人或7人，最后一排都只有2人．这个学校五年级有多少名学生．
<gadget id="calculator">3 * 5 * 7</gadget>
<output>105</output>

<gadget id="calculator">105 + 2</gadget>
<output>107</output>

<result>107</result>