what should be the value of n.. please find my login below and let me know what improvemnet can I make:

sum=0 for i in range(1,l+1): if checkPrime(i): //for checking prime number total=0 for j in range(1,6): digits=10**j repunit = (int('1'*digits))

        if repunit%i==0:
            total=total+1
    if total==0:

        sum=sum+i

print(sum)

what should be the maximum value of n??

Please explain me the logic about this problem.

please explain me the logic about this problem

can any one please help me out regarding logic.