#include <iostream>
#include <fstream>
#include <cstdio>
#define m 1999999973
using namespace std;
ofstream g("lgput.out");
long long n,p,a,i,sol;
int main()
{
    freopen("lgput.in","r",stdin);
    scanf("%lld%lld",&n,&p);
    a=n;
    sol=1;
    for (i=0;(1LL<<i)<=p;++i)
    {
        if (((1<<i)&p)>0)
            sol=(sol*a)%m;
        a=(a*a)%m;
        if((1<<i)<0)
        {
            g<<"fuck";
            return 0;
        }
    }
    g<<sol;
    return 0;
}