#include <fstream>
#define mod 1999999973
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
long long a,b,p;

int main()
{
    cin>>a>>b;
    a=a%mod;
    p=1;
    while(b!=0)
    {
        if(b%2==1)
            p=p*a%mod;
        a=a*a%mod;
        b=b/2;
    }
    cout<<p;
    return 0;
}