# URL : https://yukicoder.me/problems/no/1218
n, z = map(int, input().split())
zn = z ** n
st = set()
tmp = 1
while 1:
    if tmp ** n > zn:
        break
    st.add(tmp ** n)
    tmp += 1
for i in st:
    if (zn - i) in st:
        print('Yes')
        exit(0)
print('No')