from math import gcd

a, b = map(float, input().split())

a_n = round(a * 10000)
a_d = 10000
b_n = round(b * 10000)
b_d = 10000

a_g = gcd(a_n, a_d)
a_n //= a_g
a_d //= a_g
b_g = abs(gcd(b_n, b_d))
b_n //= b_g
b_d //= b_g

if b_n == 0:
    print("Yes")
    exit()

if b_n < 0:
    b_n *= -1
    a_n, a_d = a_d, a_n

if a_d != 1:
    print("No")
    exit()

a = a_n
x = int(pow(a, 1 / b_d))
while pow(x, b_d) < a:
    x += 1
while pow(x, b_d) > a:
    x -= 1

if pow(x, b_d) == a:
    print("Yes")
else:
    print("No")