import sys
input = sys.stdin.readline

from fractions import Fraction
eps=0.00000000001

A,B=input().split()

A=Fraction(A)
B=Fraction(B)


if B<0:
    B=-B
    A=1/A

if B>5:
    B-=int(B)-1
x=A**B

if abs(round(x)-x)>=eps:
    print("No")
    exit()


x=A.numerator
y=A.denominator
z=B.numerator
w=B.denominator

#print(A,B,x,y,z,w)


flag=0
u=x**(1/w)
v=y**(1/w)

if round(u)**w==x:
    flag+=1
if round(v)**w==y:
    flag+=1

if flag==2:
    A=Fraction(round(u)/round(v))
    B=B*w

    if A.denominator==1:
        print("Yes")
    else:
        print("No")

else:
    print("No")