program shiluodeshenmiao;
var
  t:longint;
  n,ans:int64;
  team:array[1..10000000]of longint;
  data:array[1..10000000]of int64;
function jisuan(k:int64):int64;
var
  i,ii:longint;
  z,k2,k3,k5,k7,z2,z3,z5,z7:int64;
  bz2,bz3,bz5,bz7:boolean;
begin
    bz2:=true;
    bz3:=true;
    bz5:=true;
    bz7:=true;
    k2:=k div 2;
    k3:=k div 3;
    k5:=k div 5;
    k7:=k div 7;
    ii:=1;
    for i:=ii to t do
    begin
      if team[i]=k2 then
      begin
        z2:=data[i];
        bz2:=false
      end;
      if team[i]=k3 then
      begin
        z3:=data[i];
        bz3:=false
      end;
      if team[i]=k5 then
      begin
        z5:=data[i];
        bz5:=false
      end;
      if team[i]=k7 then
      begin
        z7:=data[i];
        bz7:=false
      end;
    end;
    ii:=t+1;
    if bz2 then
    begin
      z2:=jisuan(k2);
      inc(t);
      team[t]:=k2;
      data[t]:=z2
    end;
    for i:=ii to t do
    begin
      if team[i]=k3 then
      begin
        z3:=data[i];
        bz3:=false
      end;
      if team[i]=k5 then
      begin
        z5:=data[i];
        bz5:=false
      end;
      if team[i]=k7 then
      begin
        z7:=data[i];
        bz7:=false
      end;
    end;
    ii:=t+1;
    if bz3 then
    begin
      z3:=jisuan(k3);
      inc(t);
      team[t]:=k3;
      data[t]:=z3;
    end;
    for i:=ii to t do
    begin
      if team[i]=k5 then
      begin
        z5:=data[i];
        bz5:=false
      end;
      if team[i]=k7 then
      begin
        z7:=data[i];
        bz7:=false
      end;
    end;
    ii:=t+1;
    if bz5 then
    begin
      z5:=jisuan(k5);
      inc(t);
      team[t]:=k5;
      data[t]:=z5
    end;
    for i:=ii to t do
      if team[i]=k7 then
      begin
        z7:=data[i];
        bz7:=false
      end;
    ii:=t+1;
    if bz7 then
    begin
      z7:=jisuan(k7);
      inc(t);
      team[t]:=k7;
      data[t]:=z7
    end;
    z:=z2+z3+z5+z7;
    exit(z)
end;
begin
  assign (input,'losttemple.in');
  reset (input);
  assign (output,'losttemple.out');
  rewrite (output);
    readln (n);
    t:=2;
    team[1]:=0;
    data[1]:=1;
    team[2]:=1;
    data[2]:=1;
    ans:=jisuan(n);
    writeln (ans);
  close (input);
  close (output)
end.