#include <fstream>

using namespace std;

ifstream fin("inversmodular.in");
ofstream fout("inversmodular.out");

int GetPhi(int x)
{
    int phi = x;

    for(long long i = 2; 1LL * i * i <= x; i++)
        if(x % i == 0)
        {
            phi /= x;
            phi *= (x - 1);

            while(x % i == 0)
                x /= i;
        }

    if(x != 1)
    {
        phi /= x;
        phi *= (x - 1);
    }

    return phi;
}

int RidPut(int base, int exp, int mod)
{
    int ans = 1;
    int aux = base % mod;

    for(long long i = 1; 1LL * i <= exp; i <<= 1)
    {
        if(i & exp)
            ans = (1LL * ans * aux) % mod;

        aux = (1LL * aux * aux) % mod;
    }

    return ans % mod;
}

int main()
{
    int A, N;

    fin >> A >> N;

    int phi = GetPhi(N);

    fout << RidPut(A, phi - 1, N) << '\n';

    return 0;
}