#include <fstream>

using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");


const int MOD=1999999973;
int a,b;

long long exp(long long a, long long b)
{
    if(b==1)
        return a%MOD;
    if(b==0)
        return 1;
    if(b%2==0)
        return exp(a*a%MOD,b/2)%MOD; 
    return a%MOD*exp(a*a%MOD,b/2)%MOD;
}

int main()
{
    
    cin>>a>>b;
    cout<<exp(a,b)%MOD;
    return 0;
}