#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long a,b;
const int MOD=1999999973;
long long power(long long a,long long b)
{
    if(b==0)
        return 1;
    long long put=power(a,b/2);
    put=(put*put)%MOD;
    if(b%2==1)
        return (put*a)%MOD;
    else
        return put;
}
int main()
{
    fin>>a>>b;
    fout<<power(a,b);
    return 0;
}