N, Z = gets.split.map(&:to_i)

s = 1
t = 1

while s ** N < Z ** N
  s += 1
end

while t ** N < Z ** N
  t += 1
end

1.upto(s) do |x|
  1.upto(t) do |y|
    if x ** N + y ** N == Z ** N
      puts 'Yes'
      exit
    end
  end
end

puts 'No'