#include<fstream.h>
ifstream f("fact.in");
ofstream g("fact.out");
int main()
{unsigned long n=5,p,nr=0,i;
f>>p;
f.close();
if(p==0) g<<1<<"\n";
else
	while(n<=405000000&&nr<p)
{
if(p-nr<5)
	{
	i=n;
		while(i%5==0) {
				nr++;i=i/5;
			      }
		if(nr==p) {i=n;while(i/5>0){nr++;i=i/5;}
g<<n<<"\n";n=405000001; }
	}
else{nr=nr+5;n=n+25;}
		if(nr>p){g<<-1<<"\n";n=405000001;}
n=n+5;
}
g.close();
return 0;

}