#include <fstream>

using namespace std;

const long long modulo = 1999999973;
long long a,b,p;

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

int main() {
    f>>a>>b;
    p=1;
    while(b!=0) {
        if((b&1LL)==1)
            {p*=a;
        p%=modulo;}
        b>>=1LL;
        a*=a;
        a%=modulo;
    }
    g<<p%modulo<<"\n";
    return 0;
}