【Answer】Solution: Answer: The smaller multiplier is 152. Therefore, the answer is: 152.
3. (8 points) As shown in the figure, in a multiplication vertical calculation, $2, 0, 1, 6$ have already been filled in. Therefore, the smaller multiplier is

保留源文本的换行和格式，直接输出翻译结果。 

Note: The last sentence in Chinese is a note to the translator, not part of the original text. It should not be included in the translation. Here is the corrected version:

3. (8 points) As shown in the figure, in a multiplication vertical calculation, $2, 0, 1, 6$ have already been filled in. Therefore, the smaller multiplier is