#include<stdio.h>
using namespace std;
long long putere(long long a, long long b)
{
    const int modul=1999999973;
    long long p=1;
    while(b)
    {
        if(b%2==1){
            p=(p*a)%modul;
            b--;
        }
        a=(a*a)%modul;
        b/=2;
    }
    return p;
}
int main()
{   long long a,b;
    freopen("lgput.in","r",stdin);
    scanf("%lld %lld",&a,&b);
    fclose(stdin);freopen("lgput.out","w",stdout);
    printf("%lld",putere(a,b));fclose(stdout);
    return 0;
}