#include <fstream>
#define mod 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
unsigned long long a , b;
unsigned long long ridicare(int x, int n)
{
	unsigned long long p = 1 ;
	while (n > 0)
	{
		if (n & 1)
		{
			p =(p *(x%mod)%mod);
			--n;
		}
		x = (x * x)%mod ;
		n >>= 1 ;
    }
	return p ;
}

int main()
{
    f >> a >> b;
    g << ridicare(a , b);
    return 0;
}