#include <bits/stdc++.h>
using namespace std;
#define all(x) (x).begin(), (x).end()
#define rep(i, n) for(ll i=0; i<(ll)(n); i++)

template<typename T> bool chmax(T& a, T b) { return a<b ? a=b, true : false; }
template<typename T> bool chmin(T& a, T b) { return a>b ? a=b, true : false; }
using ll=long long; const int INF=1e9+10; const ll INFL=4e18;
using VI=vector<int>; using VVI=vector<VI>; using VL=vector<ll>; using VVL=vector<VL>;
using PL=pair<ll,ll>; using VP=vector<PL>; using WG=vector<vector<pair<int,ll>>>;

#ifdef LOCAL
#include "./debug.hpp"
#else
#define debug(...)
#define print_line
#endif



/// @brief x^n (mod m) を返す
template<typename T=ll>
T ModPow(T x, T n, T mod) {
    T ret=1;
    if(typeid(T)==typeid(ll)&&mod>INF*2) return ModPow<__int128_t>(x,n,mod);
    while(n>0) {
        if(n&1) (ret*=x)%=mod;
        (x*=x)%=mod;
        n>>=1;
    }
    return ret;
}

/// @brief x^(-1) (mod m) を返す
ll ModInv(ll a, ll m) {
    ll b=m,u=1,v=0;
    while(b) {
        ll t=a/b;
        a-=t*b; swap(a,b);
        u-=t*v; swap(u,v);
    }
    return (u+m)%m;
}

//----------------------------------------------------------

void solve() {
    ll N,M; cin>>N>>M;

    VL A(N);
    rep(i,N) A[i]=ModPow(i,M,N);

    sort(all(A)); A.erase(unique(all(A)),A.end());

    puts(A.size()==N?"Yes":"No");
}

int main() {
    ios::sync_with_stdio(false); cin.tie(nullptr);
    //cout<<fixed<<setprecision(15);
    int T=1; //cin>>T;
    while(T--) solve();
}