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

#define MOD 1999999973

int main(){
    unsigned long long a,n;
    unsigned long long p=1;
    ifstream cin("lgput.in");
    ofstream cout("lgput.out");
    cin>>a>>n;
    while(n>0){
        if(n%2==1){
            p=(p*a)%MOD;
        }
        a=(a*a)%MOD;
        n/=2;
    }
    cout<<p;
}