#include <fstream>
#include<bitset>
#include<cmath>
using namespace std;

    ifstream f("lgput.in");
    ofstream g("lgput.out");

    const long long M=1999999973;


int main()
{
    long long a, b, P=1;

    f>>a>>b;

    while(b>0)
    {
        if(b%2==1)
            P=(P*a)%M;
        a=(a*a)%M;
        b/=2;
    }

    g<<P;

    return 0;
}