#include <cstdio>

long long A, B, MOD = 1999999973;

long long expo(long long A, long long B)
{
    long long result = 1;

    while(B)
    {
        if(B & 1) result = (result * A) % MOD;
        A = (A * A) % MOD;
        B >>= 1;
    }

    return result;
}

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

    scanf("%lld %lld", &A, &B);

    printf("%lld", expo(A, B));

    return 0;
}