from collections import Counter
N = int(input())
primes = []

for i in range(2, int(N ** 0.5) + 1):
  while N % i == 0:
  	primes.append(i)
  	N //= i

if N >= 2:
  primes.append(N)

cnt_kinds = Counter(primes)
if len(list(cnt_kinds.keys())) <= 2:
	print("Yes")
else:
	print("No")