The book "Challenging Famous Brand Junior High School" published by "a certain publishing group" has a total of 230 pages, so what is the total number of numbers needed for page numbering
由"某出版集团"出版的《挑战名牌初中》一书共230页，那么编页码时需要的数码总数是多少
<gadget id="calculator">90 * 2</gadget>
<output>180</output>

<gadget id="calculator">131 * 3</gadget>
<output>393</output>

<gadget id="calculator">9 + 180 + 393</gadget>
<output>582</output>

<result>582</result>