#include <cstdio>

using namespace std;
const int m = 1999999973;
long long lgexp(long long x,long long n)
{
    if(n==0) return 1;
    else if(n==1) return x;
    else if(n%2==0)
            return lgexp((x*x)%m,n/2);
        else if(n%2!=0)
                return x*lgexp((x*x)%m,(n-1)/2);
}
int main()
{
    long long x, n;
    freopen("lgput.in","r",stdin);
    freopen("lgput.out","w",stdout);
    scanf("%I64d %I64d",&x,&n);
    printf("%I64d",lgexp(x,n)%m);
    return 0;
}