int n,i,S_div=0,P_div=1,Nr_div=0;

    cout << "n= "; cin >>n;

    for (i=1;i<=n;i++)

        if (n%i==0)

    {

        Nr_div=Nr_div+1;

        S_div=S_div+i;

        P_div=P_div*i;

    }

    cout << "Nr. divizorilor = " << Nr_div << endl;

    cout << "Suma divizorilor = " << S_div <<endl;

    cout << "Produsul divizorilor = " << P_div;

    int fm,d=2,n,aux;

    cout << "n= "; cin >> n;

    aux=n;

    while(aux!=1)

    {fm=0;

    while(aux%d==0)

    {

        aux=aux/d;

        fm=fm+1;

    }

    if(fm!=0)

    cout<<n<<" se imparte de " << fm << " ori la "<< d<< endl;

    d++;

    }

    int n,i,d=2,s=0,p=1,nr_div=0,nr_prime=0;

    cout << "n= "; cin >> n;

    while (n!=0)

        {if (n%2==0) s=s+n;

        else p=p*n;

        nr_div=0;

        for (i=1;i<=n;i++)

            if (n%i==0)

            nr_div=nr_div+1;

        if (nr_div==2)

            nr_prime=nr_prime+1;

        cin>>n;

        }

        cout << "Suma nr. pare = " << s <<endl;

        cout << "Produsul nr. impare = " << p <<endl;

        cout << "Nr. numerelor prime = " << nr_prime;

    int n,uc,s_cifre=0,p_cifre=1,p=10,inv=0,Max=0,Min=0;

    cout << "n= "; cin>>n;

    uc=n%10; Min=uc; Max=uc;

    while (n!=0)

    {

        uc=n%10;

        s_cifre=s_cifre+uc;

        p_cifre=p_cifre*uc;

    if (uc>Max) Max=uc;

    if (uc<Min) Min=uc;

    inv=inv*p+uc;

    n=n/10;

    }

    cout << "Suma cifrelor = " << s_cifre << endl;

    cout << "Produsul cifrelor = " << p_cifre <<endl;

    cout << "Max = " << Max <<endl << "Min = " << Min <<endl;

    cout << "Inversul = " << inv;

    int c,n=0,inv=0,p=10,p2=1,nr,i;

    cout << "Din cate cifre este nr. ?" << endl; cin >> nr;

    cout << "Cifrele:"; cin >> c;

    for (i=1;i<=nr;i++)

    {

        n=n*p+c;

        inv=c*p2+inv;

        p2=p2*10;

        cin>>c;

    }

    cout << "Nr. format in ordinea citirii = " << n <<endl;

    cout << "Nr. format in ordinea inversa citirii = " << inv;

    int c,n,n_2=0,p=10;

    cin >> n; c=n%2;

    while (n!=0)

    {

        n_2=n_2*p+c;

        n=n/2;

        c=n%2;

    }

    cout << "Nr. in baza 2 = " << n_2;