Base Conversions And Arithmetic - HP 33s User Manual

Base Conversions and Arithmetic

¹ ¶
The BASE menu (
numbers and other operations (including programming). Changing bases also
converts the displayed number to the new base.
Menu label
{  }
{  }
{  }
{  }
Examples: Converting the Base of a Number.
The following keystrokes do various base conversions.
Convert 125.99
10
Keys:
¹ ¶
125.99
{  }
¹ ¶
{  }
) lets you change the number base used for entering
BASE Menu
Decimal mode. No annunciator. Converts numbers to
base 10. Numbers have integer and fractional parts.
Hexadecimal mode. HEX annunciator on. Converts
numbers to base 16; uses integers only. The top–row keys
A
become digits
Octal mode. OCT annunciator on. Converts numbers to
base 8; uses integers only. The
top–row keys are inactive.
Binary mode. BIN annunciator on. Converts numbers to
base 2; uses integers only. Digit keys other than
1
, and the unshifted top–row functions are inactive. If a
number is longer than 12 digits, then the
keys are active for viewing windows. (See "Windows for
Long Binary Numbers" later in this chapter.)
to hexadecimal, octal, and binary numbers.
Display:
Base Conversions and Arithmetic
Description
F
through .
8
Description:
 Converts just the integer part
(125) of the decimal number to
base 16 and displays this value.
 Base 8.
10
9
, , and unshifted
0
and
Ö Õ
and
10–1