import math
import collections
#素因数分解
#collections.Counter(prime_factorize(N))で個数を取得

#最大公約数
def lcm(x, y):
    return (x * y) // math.gcd(x, y)

def prime_factorize(n):
    a = []
    while n % 2 == 0:
        a.append(2)
        n //= 2
    f = 3
    while f * f <= n:
        if n % f == 0:
            a.append(f)
            n //= f
        else:
            f += 2
    if n != 1:
        a.append(n)
    return a

T = int(input())
for i in range(T):
    N = int(input())
    P=prime_factorize(N)
    while 2 in P:
        P.remove(2)
    while 5 in P:
        P.remove(5)
    if len(P)==0:
        print(1)
    else:
        
        l = 1
        for p in P:
            l*=p
        temp = 9 % l
        cnt = 1
        while temp!=0:
            temp = (temp*10+9)%l
            cnt+=1

        print(cnt)