#include <iostream>
#include <cmath>
#include <algorithm>
#include <ctime>
#include <string>
#include <vector>
#include <sstream>

using namespace std;

typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int,int> ii;
#define sz(a) int((a).size())
#define pb push_back
#define all(c) (c).begin(),(c).end()
#define tr(c,i) \
    for(typeof((c).begin()) i = (c).begin(); i != (c).end(); i++)
#define present(c,x) ((c).find(x) != (c).end())
#define cpresent(c,x) (find(all(c),x) != (c).end())

bool prime(int n)
{
    if (n == 2)
        return 1;
    if (n%2 == 0)
        return 0;
    for (int i = 3; i <= floor(sqrt(n)); ++i){
        if (n%i == 0)
            return 0;
    }
    return true;
}

int main()
{
    freopen("DATA2.txt", "r", stdin);
    freopen("OUT2.txt", "w", stdout);

    int a, t;
    for (int i = 0; i < 5; ++i){
        cin >> a;
        t = 0;
        for (int j = 2; j <= a; j++){
            if (prime(j))
                t += j;
        }
        cout << t << endl;
    }
    return 0;
}