Here is the summary of the knowledge point in English: Knowledge Point: Calculating the Number of Digits of $N^M$ 1. Core FormulaFor any positive integer $X$, the number of digits it has can be found using the formula:$$\text{Number of digits} = \lfloor \log_{10} X \rfloor + 1$$(Note: $\lfloor \cdot \rfloor$ represents the floor function, which […]