import java.io.*;
import java.util.*;

class Main {


    public static void main ( String [] args ) throws FileNotFoundException, UnsupportedEncodingException {
        Scanner scanner = new Scanner(new FileInputStream("lgput.in"));
        long base = scanner.nextLong();
        long exponent = scanner.nextLong();
        long modulo = 1999999973;//scanner.nextLong();
        long result = 1;
        while (exponent > 0) {
            if (exponent % 2 == 1) {
                result = (result * base) % modulo;
            }
            base = (base * base) % modulo;
            exponent = exponent / 2;
        }
        PrintWriter writer = new PrintWriter("lgput.out", "UTF-8");
        writer.println(result);
        writer.close();
    }

}