Cut a cube with a side length of 3dm into small cubes with a side length of 1dm, and then arrange these small cubes in a row. What is the length of the resulting cuboid in dm?
把棱长3dm的正方体木块切成棱长1dm的小正方体，再把这些小正方体木块排成一排，排成的长方体的长是多少dm．
<gadget id="calculator">1 * 3 * 3 * 3</gadget>
<output>27</output>

<result>27</result>