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

long long pow(long long b, long long e) {
    long long ret = 1;
    while(e) {
        if(e & 1) ret *= b;
        b *= b;
        e >>= 1;
    }
    return ret;
}

int main() {
	string A, B;
    cin >> A >> B;
    
    long long AI = stoi(A.substr(0, A.size() - 5));
    long long AD = stoi(A.substr(A.size() - 4));
    long long BI = stoi(B.substr(0, B.size() - 5));
    long long BD = stoi(B.substr(B.size() - 4));

    if(BI == 0 && BD == 0) {
        cout << "Yes\n";
        return 0;
    }

    if(BI < 0) {
        BI *= -1;
        if(10000 % (10000 * AI + AD) != 0) {
            cout << "No\n";
            return 0; 
        }
        AI = 10000 / (10000 * AI + AD);
        AD = 0;
    }

    if(AD != 0) {
        cout << "No\n";
        return 0;
    }

    for(long long i = 0; i <= 10000; i++) {
        if(i * BD % 10000 == 0) {
            for(long long j = 0; j <= AI; j++) {
                if(AI < pow(j, i)) break;
                if(AI == pow(j, i)) {
                    cout << "Yes\n";
                    return 0; 
                }
            }
        }
    }

    cout << "No\n";

    return 0;
}