diff --git a/nfloat.hpp b/nfloat.hpp
index 19a1b85..1a427c0 100644
--- a/nfloat.hpp
+++ b/nfloat.hpp
@@ -166,6 +166,9 @@
 
             std::string to_string(unsigned int accuracy) {
                 big_num exp = from_bitset<exp_size>(this->exponent());
+                if (exp == 0) {
+                    return "0";
+                }
                 exp -= _bias(size);
 
                 big_num integral = 0, decimal = 1;
@@ -191,7 +194,7 @@
                             
                         }
                     }
-                    else {
+                    if (exp >= 0) {
                         int_factor /= 2;
                     }
                     exp--;
diff --git a/test.cpp b/test.cpp
index 0ef86e7..099f17c 100644
--- a/test.cpp
+++ b/test.cpp
@@ -5,7 +5,7 @@
 
 int main() {
 
-    nfloat<32> f(1.51f);
+    nfloat<128> f("4342.52");
 
     std::cout << f << "\n";
     std::cout << f.to_string(500);