#include <cstdio>

using namespace std;

const int MOD = 1999999973;

long long powx(long long a, long long b){
    int rez = 1;

    while(b > 1){
        if(b % 2 == 0){
            a = a * a;
            a %= MOD;
            b /= 2;
        }
        else{
            a = a * a;
            rez *= a;
            b /= 2;
            a %= MOD;
            rez %= MOD;
        }
    }

    return (a * rez) % MOD;
}

int main()
{
    freopen("lgput.in", "r", stdin);
    freopen("lgput.out", "w", stdout);

    long long a, b;
    scanf("%lld %lld", &a, &b);

    printf("%lld", powx(a, b));

    return 0;
}