#include <bits/stdc++.h>

using namespace std;

ifstream ci ("inversmodular.in");
ofstream co ("inversmodular.out");

int putere (int a,int n,int m)
{
    int p=1;
    while (n)
    {
        if (n%2!=0)
        {
            p=p*a%m;
        }
        n/=2;
        a=a*a%m;
    }
    return p;
}

int main()
{
    int a,n,b,d=2;
    ci >> a >> n;
    b=n;
    while (d*d<=n)
    {
        if(n%d==0)
        {
            b=b/d*(d-1);
            while (n%d==0)
            {
                n/=d;
            }
        }
        d++;
    }
    if(n>1 && b!=n)
    {
        b=b/d*(d-1);
    }
    if (b==n)
    {
        b-=1;
    }
    co << putere(a,b-1,n);
    return 0;
}