#include <iostream>
#include <cstdio>

#define MOD 1999999973

using namespace std;
int a;
int put(int b)
{
    int p=1,x=1;
    while(p<=b)
        p*=2;
    p/=2;
    while(p)
    {
        if(p<=b)
        {
            x=(((x*x)%MOD)*a)%MOD;
            b-=p;
        }
        else
        {
            x=(x*x)%MOD;
        }
        p/=2;
    }
    return x;
}

int main()
{
    freopen("lgput.in","r",stdin);
    freopen("lgput.out","w",stdout);
    long long n;
    cin>>a>>n;
    cout<<put(n);

    return 0;
}