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HP HP-20S - Arithmetic Operations in Different Bases

HP HP-20S
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Representation
of
Numbers
The
internal
representation
of
a
number
does
not
change
when
a
number
is
converted
to
another
base.
When
a
number
is
converted
from
its
decimal
value
to
a
different
base,
the
integer
part
of
the
num-
ber
is
represented
as
a
36-bit
binary
number.
In
Hexadecimal,
Octal,
and
Binary
modes,
numbers
are
displayed
in
2’s
complement
format.
The
left-most
bit
of
the
binary
representation
of a
number
is
the
sign
bit.
It
is
set
to
1
for
negative
numbers.
Keys:
Display:
Description:
8738
(w)
2222
Converts
8738,
to
hexadecimal
base.
*L
FFFFFdddE
2’s
complement.
(=)
—8,738.0000
Negative
decimal
number.
Range
of
Hexadecimal,
Octal,
and
Binary
Numbers
The
36-bit
word
size
determines
the
range
of
numbers
that
can
be
represented
in
hexadecimal,
octal,
or
binary
base,
and
the
range
of
decimal
numbers
that
can
be
converted
to
other
bases.
4:
Base
Conversions
and
Base
Arithmetic
47

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