#include<stdio.h>
#define MOD 1999999973
long long int b,e,T=1;
int main()
{
	freopen("lgput.in","r",stdin);
	freopen("lgput.out","w",stdout);
	scanf("%lld%lld",&b,&e);
	while(e)
	{
		if(e&1)
		{
			T*=b;
			e--;
			e/=2;
			b*=b;
		}
		else
		{
			e/=2;
			b*=b;
		}
	b%=MOD;
	T%=MOD;
	}
	printf("%lld",T);
}