#include<bits/stdc++.h>
using namespace std;
using LL = long long;
using ULL = unsigned long long;
#define rep(i,n) for(int i=0; i<(n); i++)


int main() {
	int N, z; cin >> N >> z;
	bool ok = false;
	if (N == 1) { if (z >= 2) ok = true; }
	else {
		int Z = 1; rep(i, N) Z *= z;
		for (int x = 1; x <= pow(2.e6, 1. / N); x++) {
			for (int y = x; y <= pow(2.e6, 1. / N); y++) {
				int X = 1; rep(i, N) X *= x;
				int Y = 1; rep(i, N) Y *= y;
				if (X + Y == Z) ok = true;
			}
		}
	}

	cout << (ok ? "Yes" : "No") << endl;

	return 0;
}