#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <queue>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <cctype>
#include <string>
#include <cstring>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <ctime>
#include <fstream>
#include <iterator>
#include <random>
#include <assert.h>
using namespace std;

const string file = "lgput";

const string infile = file + ".in";
const string outfile = file + ".out";

const int INF = 0x3f3f3f3f; 

//#define ONLINE_JUDGE

long long powMod(long long A, long long B, long long MODN)
{
    long long res = 1;
    long long c = A;

    for(int i = 0; i <32; i++)
    {
        if((1<<i) & B)
        {
            res *= c;
            res %= MODN;
        }
        c *= c;
        c %= MODN;
    }
    return res;
}

const long long MODN = 1999999973;
int main()
{
#ifdef ONLINE_JUDGE
	ostream &fout = cout;
	istream &fin = cin;
#else
	fstream fin(infile.c_str(), ios::in);
	fstream fout(outfile.c_str(), ios::out);
#endif	

    long long A, B;
    fin >> A >> B;
    fout << powMod(A, B, MODN) << "\n";

#ifdef ONLINE_JUDGE
#else
    fout.close();
	fin.close();
#endif
}