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#include <fstream>
using namespace std;
ifstream fin ("inversmodular.in");
ofstream fout ("inversmodular.out");
int n;
bool IsPrime (int x)
{
if (x <= 1) return false;
if (x != 2 && !(x & 1)) return false;
for (int i = 3; i * i <= x; i += 2)
if (x % i == 0)
return false;
return true;
}
int Phi (int x)
{
int f, phi;
if (IsPrime(x))
return x - 1;
phi = x;
f = 2;
while (f * f <= x && x > 1)
{
if (!(x % f))
{
while (!(x % f))
x /= f;
phi /= f;
phi *= (f - 1);
}
f++;
}
if (x > 1)
{
phi /= x;
phi *= (x - 1);
}
return phi;
}
int Fap (int a, int b)
{
int p = 1;
while (b)
{
if (b & 1)
p = 1LL * p * a % n;
b >>= 1;
a = 1LL * a * a % n;
}
return p;
}
void Solve ()
{
int a;
fin >> a >> n;
fout << Fap(a, Phi(n) - 1);
fout.close();
}
int main()
{
Solve();
return 0;
}