### fixnum (Type)

##### Supertypes:

`fixnum`

,
`integer`

,
`rational`

,
`real`

,
`number`

,
`t`

##### Description:

A *fixnum* is an *integer* whose value is between
`most-negative-fixnum`

and `most-positive-fixnum`

inclusive.
Exactly which *integers* are *fixnums* is
*implementation-defined*.
The *type* `fixnum`

is required to be a supertype of
`(signed-byte 16)`

.