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HEXADECIMAL NUMBERS
The hexadecimal (hexa= 6, deci= 10) counting system
is another way of writing 'normal' (decimal) values.
For example, 21 hexadecimal represents 33 decimal.
Our decimal system has 10 digits; 0..9. So the number
1423 represents a value of 3*1 + 2*10 + 4*100 + 1*1000.
The hexadecimal system has 16 digits; 0..9 and A..F,
the number 1423 hexadecimal represents a value of
3*1 + 2*16 + 4*256 + 1*4096.
Dec |
Hex |
Dec |
Hex |
Dec |
Hex |
Dec |
Hex |
000 |
00 |
064 |
40 |
128 |
80 |
192 |
C0 |
001 |
01 |
065 |
41 |
129 |
81 |
193 |
C1 |
002 |
02 |
066 |
42 |
130 |
82 |
194 |
C2 |
003 |
03 |
067 |
43 |
131 |
83 |
195 |
C3 |
004 |
04 |
068 |
44 |
132 |
84 |
196 |
C4 |
005 |
05 |
069 |
45 |
133 |
85 |
197 |
C5 |
006 |
06 |
070 |
46 |
134 |
86 |
198 |
C6 |
007 |
07 |
071 |
47 |
135 |
87 |
199 |
C7 |
008 |
08 |
072 |
48 |
136 |
88 |
200 |
C8 |
009 |
09 |
073 |
49 |
137 |
89 |
201 |
C9 |
010 |
0A |
074 |
4A |
138 |
8A |
202 |
CA |
011 |
0B |
075 |
4B |
139 |
8B |
203 |
CB |
012 |
0C |
076 |
4C |
140 |
8C |
204 |
CC |
013 |
0D |
077 |
4D |
141 |
8D |
205 |
CD |
014 |
0E |
078 |
4E |
142 |
8E |
206 |
CE |
015 |
0F |
079 |
4F |
143 |
8F |
207 |
CF |
016 |
10 |
080 |
50 |
144 |
90 |
208 |
D0 |
017 |
11 |
081 |
51 |
145 |
91 |
209 |
D1 |
018 |
12 |
082 |
52 |
146 |
92 |
210 |
D2 |
019 |
13 |
083 |
53 |
147 |
93 |
211 |
D3 |
020 |
14 |
084 |
54 |
148 |
94 |
212 |
D4 |
021 |
15 |
085 |
55 |
149 |
95 |
213 |
D5 |
022 |
16 |
086 |
56 |
150 |
96 |
214 |
D6 |
023 |
17 |
087 |
57 |
151 |
97 |
215 |
D7 |
024 |
18 |
088 |
58 |
152 |
98 |
216 |
D8 |
025 |
19 |
089 |
59 |
153 |
99 |
217 |
D9 |
026 |
1A |
090 |
5A |
154 |
9A |
218 |
DA |
027 |
1B |
091 |
5B |
155 |
9B |
219 |
DB |
028 |
1C |
092 |
5C |
156 |
9C |
220 |
DC |
029 |
1D |
093 |
5D |
157 |
9D |
221 |
DD |
030 |
1E |
094 |
5E |
158 |
9E |
222 |
DE |
031 |
1F |
095 |
5F |
159 |
9F |
223 |
DF |
032 |
20 |
096 |
60 |
160 |
A0 |
224 |
E0 |
033 |
21 |
097 |
61 |
161 |
A1 |
225 |
E1 |
034 |
22 |
098 |
62 |
162 |
A2 |
226 |
E2 |
035 |
23 |
099 |
63 |
163 |
A3 |
227 |
E3 |
036 |
24 |
100 |
64 |
164 |
A4 |
228 |
E4 |
037 |
25 |
101 |
65 |
165 |
A5 |
229 |
E5 |
038 |
26 |
102 |
66 |
166 |
A6 |
230 |
E6 |
039 |
27 |
103 |
67 |
167 |
A7 |
231 |
E7 |
040 |
28 |
104 |
68 |
168 |
A8 |
232 |
E8 |
041 |
29 |
105 |
69 |
169 |
A9 |
233 |
E9 |
042 |
2A |
106 |
6A |
170 |
AA |
234 |
EA |
043 |
2B |
107 |
6B |
171 |
AB |
235 |
EB |
044 |
2C |
108 |
6C |
172 |
AC |
236 |
EC |
045 |
2D |
109 |
6D |
173 |
AD |
237 |
DD |
046 |
2E |
110 |
6E |
174 |
AE |
238 |
EE |
047 |
2F |
111 |
6F |
175 |
AF |
239 |
EF |
048 |
30 |
112 |
70 |
176 |
B0 |
240 |
F0 |
049 |
31 |
113 |
71 |
177 |
B1 |
241 |
F1 |
050 |
32 |
114 |
72 |
178 |
B2 |
242 |
F2 |
051 |
33 |
115 |
73 |
179 |
B3 |
243 |
F3 |
052 |
34 |
116 |
74 |
180 |
B4 |
244 |
F4 |
053 |
35 |
117 |
75 |
181 |
B5 |
245 |
F5 |
054 |
36 |
118 |
76 |
182 |
B6 |
246 |
F6 |
055 |
37 |
119 |
77 |
183 |
B7 |
247 |
F7 |
056 |
38 |
120 |
78 |
184 |
B8 |
248 |
F8 |
057 |
39 |
121 |
79 |
185 |
B9 |
249 |
F9 |
058 |
3A |
122 |
7A |
186 |
BA |
250 |
FA |
059 |
3B |
123 |
7B |
187 |
BB |
251 |
FB |
060 |
3C |
124 |
7C |
188 |
BC |
252 |
FC |
061 |
3D |
125 |
7D |
189 |
BD |
253 |
FD |
062 |
3E |
126 |
7E |
190 |
BE |
254 |
FE |
063 |
3F |
127 |
7F |
191 |
BF |
255 |
FF |
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