#include <cstdio>

#define MOD 1999999973

using namespace std;

long long lgput(long long a,long long b)
{
    if(b == 0) return 1;
    if(b == 1) return a % MOD;
    long long x1 = a,x2 = 1;
    while(b > 1)
    {
        if(b & 1){
            x2 = (x1 * x2)%MOD;
            b ^= 1;
        }
        else
        {
            x1 = (x1 * x1)%MOD;
            b >>= 1;
        }
    }
    return ((x1 * x2) % MOD + MOD ) % MOD;
}

void read( void )
{
    long long a,b;
    scanf("%lld%lld",&a,&b);
    printf("%lld\n",lgput(a,b));
}

int main()
{
    freopen("lgput.in","r",stdin);
    freopen("lgput.out","w",stdout);

    read();

    return 0;
}