#include <stdio.h>
#include <stdlib.h>
#define MOD 1999999973
int main()
{
    FILE *fin, *fout;
    int baza, expo;
    long long rez, p;
    fin=fopen("lgput.in", "r");
    fscanf(fin, "%d%d", &baza, &expo);
    fclose(fin);
    rez=1LL; p=baza;
    while(expo){
      if(expo&1)
        rez=(rez*p)%MOD;
      p=(p*p)%MOD;
      expo>>=1;
    }
    fout=fopen("lgput.out", "w");
    fprintf(fout, "%d\n", rez);
    fclose(fout);
    return 0;
}