N,Z=map(int,input().split())
if N==1:
    if Z>=2:
        ans="Yes"
    else:
        ans="No"
elif N==2:
    st=set()
    for X in range(1,Z):
        if X**N>Z**N:
            break
        st.add(X**N)
    ans="No"
    for x in st:
        if Z**N-x in st:
            ans="Yes"
else:
    ans="No"
print(ans)