#!/usr/bin/env python3
# from typing import *

import sys
import io
import math
import collections
import decimal
import itertools
import bisect
import heapq


def input():
    return sys.stdin.readline()[:-1]


# sys.setrecursionlimit(1000000)

# _INPUT = """1331
# """
# sys.stdin = io.StringIO(_INPUT)

INF = 10**10

YES = 'Yes'
NO = 'No'


N = int(input())
k = int(math.pow(N, 1/3))
if N == k**3 or N == (k+1)**3:
    print('Yes')
else:
    print('No')