#include <fstream>
#define MOD 1999999973
#define ll long long
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
ll a,b;
ll put()
{
    ll p=1;
    while(b)
    {
        if(b%2)
            p=(p*a)%MOD;
        a=(a*a)%MOD;
        b/=2;
    }
    return p;
}
int main()
{
    f>>a>>b;
    g<<put();
}