Octal (base 8) to Base 21 Table - Base Number

Octal (base 8) to Base 21 Conversion Table

Quick Find Conversion Table

fromto

Start valueEnd valueIncrement value

***0 - 23***
octal (base 8) to base 21
0₈	= 0₂₁
1₈	= 1₂₁
2₈	= 2₂₁
3₈	= 3₂₁
4₈	= 4₂₁
5₈	= 5₂₁
6₈	= 6₂₁
7₈	= 7₂₁
10₈	= 8₂₁
11₈	= 9₂₁
12₈	= a₂₁
13₈	= b₂₁
14₈	= c₂₁
15₈	= d₂₁
16₈	= e₂₁
17₈	= f₂₁
20₈	= g₂₁
21₈	= h₂₁
22₈	= i₂₁
23₈	= j₂₁
24₈	= k₂₁
25₈	= 10₂₁
26₈	= 11₂₁
27₈	= 12₂₁

***24 - 47***
octal (base 8) to base 21
30₈	= 13₂₁
31₈	= 14₂₁
32₈	= 15₂₁
33₈	= 16₂₁
34₈	= 17₂₁
35₈	= 18₂₁
36₈	= 19₂₁
37₈	= 1a₂₁
40₈	= 1b₂₁
41₈	= 1c₂₁
42₈	= 1d₂₁
43₈	= 1e₂₁
44₈	= 1f₂₁
45₈	= 1g₂₁
46₈	= 1h₂₁
47₈	= 1i₂₁
50₈	= 1j₂₁
51₈	= 1k₂₁
52₈	= 20₂₁
53₈	= 21₂₁
54₈	= 22₂₁
55₈	= 23₂₁
56₈	= 24₂₁
57₈	= 25₂₁

***48 - 71***
octal (base 8) to base 21
60₈	= 26₂₁
61₈	= 27₂₁
62₈	= 28₂₁
63₈	= 29₂₁
64₈	= 2a₂₁
65₈	= 2b₂₁
66₈	= 2c₂₁
67₈	= 2d₂₁
70₈	= 2e₂₁
71₈	= 2f₂₁
72₈	= 2g₂₁
73₈	= 2h₂₁
74₈	= 2i₂₁
75₈	= 2j₂₁
76₈	= 2k₂₁
77₈	= 30₂₁
100₈	= 31₂₁
101₈	= 32₂₁
102₈	= 33₂₁
103₈	= 34₂₁
104₈	= 35₂₁
105₈	= 36₂₁
106₈	= 37₂₁

Popular conversions

octal (base 8)

The octal numeral system, or oct for short, is the base-8 number system, and uses the digits 0 to 7. Octal numerals can be made from binary numerals by grouping consecutive binary digits into groups of three (starting from the right). For example, the binary representation for decimal 74 is 1001010. Two zeroes can be added at the left: (00)1 001 010, corresponding the octal digits 1 1 2, yielding the octal representation 112.

Octal (base 8) Conversion

base 21

base 21 is a positional numeral system with twenty-one as its base. It uses 21 different digits for representing numbers. The digits for base 21 could be 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, a, b, c, d, e, f, g, h, i, j, and k.

Base 21 Conversion