n,z=map(int, input().split())
if z==1:
    print('No')
    exit()
D=[]
for i in range(1,1001):
    d=i**n 
    if d>10**6 or d>z**n:
        break
    D.append(d)
Z=z**n
a=len(D)
for i in D:
    if Z-i in D:
        print('Yes')
        exit()
print('No')