#include <cstdio>
#define mod 1999999973

using namespace std;

long long int a, b;

long long int putere(long long int a, long long int b)
{
    if(b==0)
        return 1;
    if(b%2==0)
        return putere((a*a)%mod, b/2)%mod;
    return (putere(a, b-1)*a)%mod;
}

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

    scanf("%lld %lld", &a, &b);
    printf("%lld", putere(a%mod, b));
    return 0;
}