N,x=map(int,input().split())
if x==1:
  print(["No","Yes"][N>1])
  exit()
n=N
for i in range(2,n+1):
	if i*i>n:
		break
	if n%i==0:
		c=0
		while n%i==0:
			n//=i
			c+=1
		if c>=x and i**(x*2)!=N:
			print("Yes")
			exit()
print("No")