#include<fstream>
#include<cmath>
using namespace std;
int main(){
    ifstream cin("lgput.in");
    ofstream cout("lgput.out");
    long long int n,p,i,l=1,m=1999999973;
    cin>>n>>p;
    while(l<m && p){
        l*=n;
        p--;
    }
    if(p==0){
        cout<<l;
    }else{
       long long int copie=p;
       while(p){
            l*=n;
            l-=m;
            p--;
       }
       cout<<l*copie%m;
    }
}