#include <bits/stdc++.h>
#define mod 1999999973
using namespace std;
long long x,n,p;

void date()
{
    freopen("lgput.in","r",stdin);
    freopen("lgput.out","w",stdout);
}

int main()
{
    date();
    p=1;

    scanf("%lld%lld",&x,&n);

    while(n)
    {
        if(n%2==1)
        {
            n--;
            p=(p*x)%mod;
        }
        n=n/2;
        x=(x*x)%mod;
    }
    printf("%lld",p);
    return 0;

}