#include <cstdio>
#define MOD  1999999973

using namespace std;

long long p = 1,a,b;

int main()
{
    freopen("lgput.in","r",stdin);
    freopen("lgput.out","w",stdout);
    scanf("%lld%lld",&a,&b);

    while( b > 0)
    {
        if (b%2 == 1)
        {
            p = p * a;
            p %= MOD;
            b=b-1;
        }
        else
        {
            a = a * a;
            a %= MOD;
            b = b/2;
        }
    }
    printf("%lld",p);
    return 0;
}