The sum, difference and quotient of adding, subtracting and dividing a number with itself is 4017. What is this number?
一个数与它自己相加、相减、相除所得的和、差、商的和是4017，这个数是多少．
<gadget id="calculator">4_017 - 0 - 1</gadget>
<output>4_016</output>

<gadget id="calculator">4_016 / 2</gadget>
<output>2_008</output>

<result>2_008</result>