#Completed 9/10/2021 1:50PM
count,x = 1,1
numstring = "0"
while len(numstring) <= 1000000:
    numstring += str(x)
    x+=1
print(int(numstring[1])*int(numstring[10])*int(numstring[100])*int(numstring[1000])*int(numstring[10000])*int(numstring[100000])*int(numstring[1000000]))