#include <iostream>
#include <fstream>

using namespace std;

#define c 1999999973

ifstream fin("lgput.in");
ofstream fout("lgput.out");

int main()
{
    long long int a,b;
    fin>>a>>b;
    long long int p;
    p=1;
    while(b)
    {
        if((b%2)!=0)
        {
            p*=a;
            p%=c;
        }
        b>>=1;
        a*=a;
        a%=c;
    }
    p%=c;
    fout<<p<<"\n";
    fin.close();
    fout.close();
    return 0;
}