n,x=map(int,input().split())
for y in range(1,int(n**.5)+1):
  if n%y:
    continue
  b,t=y,n//y
  a=int(t**(1/x))
  if a!=b and b*a**x==n:
    exit(print('Yes'))
  b,t=n//y,y
  a=int(t**(1/x))
  if a!=b and b*a**x==n:
    exit(print('Yes'))
print('No')