#include<bits/stdc++.h>
using namespace std;
int x,n,a;
int main(){
	cin>>x>>n;
	while(a>-1){
		if(pow(x,pow(2,a))>pow(2,pow(2,a)+n-2)){cout<<a;break;}
		if(a>1e8+1e7){cout<<"inf";break;}
	}
	return 0;
}