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Given a positive integer N, write a function to find if it is a power of three or not.

**Example 1:**

Input:N = 3Output:YesExplanation:3^{1}is a power of 3.

**Example 2:**

Input:N = 5Output:NoExplanation:5 is not a power of 3.

**Your Task:**

You don't need to read input or print anything. Your task is to complete the function isPowerof3() which takes an integer N and returns "Yes" if N is a power of 3, else "No" if N is not a power of 3.

**Expected Time Complexity:** O(1)

**Expected Auxiliary Space:** O(1)

**Constraints:**

1<=N<=(32-bit largest integer)

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Check an Integer is power of 3 or not

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