#include <bits/stdc++.h>
using LL = long long int;
int f[1'000'000 + 1];
int main() {
	int n; scanf("%d", &n);
	for(LL i = 2; i * i <= n; i++) {
		if(f[i] == 1) { continue; }
		for(LL j = i * i; j <= n; j += i) { f[j] = 1; }
	}
	int c = 0;
	LL ans = 1;
	for(LL i = n; i >= 2; i--) {
		if(f[i] == 1) { continue; }
		if(c == 0 && f[i] == 0) { c = 1; continue; }
		LL x = i;
		while(x * i <= n) { x *= i; }
		(ans *= x) %= 998244353;
	}
	printf("%lld\n", ans);
}