#include #include using namespace std; using mint = atcoder::modint1000000007; using ll = long long; mint dp[65][65][2]; mint ep[65][65][2]; int main() { std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); ll N; cin >> N; string S = ""; do { S += (N % 2) + '0'; N /= 2; } while (N); reverse(S.begin(), S.end()); N = S.size(); dp[0][0][0] = 1; const int maxn = 62; for (int i = 0; i < N; i++) { for (int c1 = 0; c1 < maxn; c1++) { for (int l = 0; l < 2; l++) { int lim = l ? 1 : S[i] - '0'; for (int d = 0; d <= lim; d++) { auto& t = dp[i + 1][c1 + (d == 1)][l || d < lim]; t += dp[i][c1][l]; ep[i + 1][c1 + (d == 1)][l || d < lim] += ep[i][c1][l] * 2 + t * d; } } } } mint ans = 0; for (int i = 0; i < maxn; i++) ans += (ep[N][i][0] + ep[N][i][1]) * i; cout << ans.val() << "\n"; }