from itertools import product
N, Z = map(int, input().split())
if N == 1:
    if Z > 1:
        print('Yes')
    else:
        print('No')
else:
    Z **= N
    k = 1
    A = []
    while k**N <= Z:
        A.append(k**N)
        k += 1
    for a, b in product(A, A):
        if a + b == Z:
            print('Yes')
            break
    else:
        print('No')