#include <bits/stdc++.h>
using namespace std;

int main() {
    int A,B;
    cin >> A >> B;
    int tmp = B/A;
    int tmp2 = 1;
    if(A == 1 && B != 1) {
        cout << "No" << endl;
        return 0;
    }
    for(int i = 0; i < tmp; i++) {
        tmp2 *= A;
        if(tmp2 > B) {
            break;
        }
    }
    if(tmp2 == B) {
        cout << "Yes" << endl;
    }
    else {
        cout << "No" << endl;
    }
}