--url:https://github.com/obakyan/luacode/blob/master/sublua/big.lua
local mod = 1000000007
local mfl = math.floor

local function bmul(x, y)
  local x1, y1 = mfl(x / 31623), mfl(y / 31623)
  local x0, y0 = x - x1 * 31623, y - y1 * 31623
  return (x1 * y1 * 14122 + (x1 * y0 + x0 * y1) * 31623 + x0 * y0) % mod
end
-------------------------------------------------------------------

local n=io.read("*n")
local p=1
for i=1,3 do
    p=bmul(p,n)
end
print(p)