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Number base calculator for binary, decimal, hexadecimal and octal numbers
Add, subtract, devide, and multiply binary, hex, decimal and octal numbers easily.
Select base
2 (binary)
3
4
5
6
7
8 (octal)
9
10 (decimal)
11
12
13
14
15
16 (hex)
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
First number
Operation
+

×
÷
Second number
=
Calculate
×
Reset
Result number
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