#!/usr/bin/env python3

def perm():
    #najde najmasno stevilo katerega produkti z 1..6 so permutacije
    a=100
    b=166
    while True:
        i=a
        while i<=b:
            count=1
            roll=i*2
            while sorted(str(i))==sorted(str(roll)) and count<6:
                count+=1
                roll+=i
            if count==6:
                return i
            i+=1
        a*=10
        b=(b*10)+6
    return False

if __name__ == '__main__':
    print(perm())