proc getchar_unlocked():char {. importc:"getchar_unlocked",header: "<stdio.h>" .}
proc scan(): int =
  while true:
    let k = getchar_unlocked()
    if k < '0': break
    result = 10 * result + k.ord - '0'.ord

proc solve(n:int):int =
  if n == 0 : return 1
  if n <= 15: return solve(n div 3) + solve(n div 5)
  # (3 5) (3 5) => (9 15 15 25)
  if n <= 225: return 2 * solve(n div 15) + solve(n div 25) + solve(n div 9)
  # (3 5) (3 5) (3 5) => (9 2*15 25)(3 5) => (27 3*45 3*75 125)
  return 3 * solve(n div 75) + 3 * solve(n div 45) + solve(n div 125) + solve(n div 27)

echo solve(scan())