import itertools
from functools import reduce
from operator import mul

A = int(input())
fermat_n = [3,5,17,257,65537]
use_l = [3,5,17,257,65537]
for i in range(2, 6):
    l = list((itertools.combinations(fermat_n, i)))
    for l_i in l:
        use_l.append(reduce(mul,l_i))
use_l.append(1)
use_l.sort()


ans = 0
s = set()
for i in range(31):
    power_of_two = pow(2,i)
    for l_i in use_l:
        if A >= power_of_two * l_i:
            s.add(power_of_two * l_i)
print(len(s)-2)