diff --git a/docs/ref/models/fields.txt b/docs/ref/models/fields.txt
index c09a1bd9b5d..655a69934e9 100644
--- a/docs/ref/models/fields.txt
+++ b/docs/ref/models/fields.txt
@@ -357,8 +357,9 @@ otherwise. See :ref:`automatic-primary-key-fields`.
 .. class:: BigIntegerField([**options])
 
 A 64 bit integer, much like an :class:`IntegerField` except that it is
-guaranteed to fit numbers from -9223372036854775808 to 9223372036854775807. The
-default form widget for this field is a :class:`~django.forms.TextInput`.
+guaranteed to fit numbers from ``-9223372036854775808`` to
+``9223372036854775807``. The default form widget for this field is a
+:class:`~django.forms.TextInput`.
 
 ``BinaryField``
 -------------------
@@ -496,8 +497,8 @@ A fixed-precision decimal number, represented in Python by a
 
     The number of decimal places to store with the number.
 
-For example, to store numbers up to 999 with a resolution of 2 decimal places,
-you'd use::
+For example, to store numbers up to ``999`` with a resolution of 2 decimal
+places, you'd use::
 
     models.DecimalField(..., max_digits=5, decimal_places=2)
 
@@ -837,7 +838,8 @@ length using the :attr:`~CharField.max_length` argument.
 
 .. class:: IntegerField([**options])
 
-An integer. The default form widget for this field is a
+An integer. Values from ``-2147483648`` to ``2147483647`` are safe in all
+databases supported by Django. The default form widget for this field is a
 :class:`~django.forms.TextInput`.
 
 ``IPAddressField``
@@ -894,7 +896,8 @@ widget for this field is a :class:`~django.forms.NullBooleanSelect`.
 .. class:: PositiveIntegerField([**options])
 
 Like an :class:`IntegerField`, but must be either positive or zero (``0``).
-The value ``0`` is accepted for backward compatibility reasons.
+Values from ``0`` to ``2147483647`` are safe in all databases supported by
+Django. The value ``0`` is accepted for backward compatibility reasons.
 
 ``PositiveSmallIntegerField``
 -----------------------------
@@ -902,8 +905,8 @@ The value ``0`` is accepted for backward compatibility reasons.
 .. class:: PositiveSmallIntegerField([**options])
 
 Like a :class:`PositiveIntegerField`, but only allows values under a certain
-(database-dependent) point. Values up to 32767 are safe in all databases
-supported by Django.
+(database-dependent) point. Values from ``0`` to ``32767`` are safe in all
+databases supported by Django.
 
 ``SlugField``
 -------------
@@ -931,8 +934,8 @@ of some other value.  You can do this automatically in the admin using
 .. class:: SmallIntegerField([**options])
 
 Like an :class:`IntegerField`, but only allows values under a certain
-(database-dependent) point. Values from -32768 to 32767 are safe in all databases
-supported by Django.
+(database-dependent) point. Values from ``-32768`` to ``32767``` are safe in all
+databases supported by Django.
 
 ``TextField``
 -------------