#include<cstdio>

const int m = 1999999973;

long long put(long long a,long long n)
{
	if(n==1) return a;
	if(n%2==0) return put(a*a%m,n/2);
	return a*put(a*a%m,n/2)%m;
}
int main()
{
	freopen("lgput.in","r",stdin);
	freopen("lgput.out","w",stdout);
	long long p,a,n;
	scanf("%lld%lld",&a,&n);
	p=put(a,n);
	printf("%lld\n",p);
	return 0;
}