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Base 21 to Ternary (base 3)

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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.

conversion table

base 21ternary (base 3)base 21ternary (base 3)
1= 1b= 102
2= 2c= 110
3= 10d= 111
4= 11e= 112
5= 12f= 120
6= 20g= 121
7= 21h= 122
8= 22i= 200
9= 100j= 201
a= 101k= 202

The ternary numeral system (also called base-3) has three as its base. Analogous to a bit, a ternary digit is a trit (trinary digit). One trit is equivalent to log23 (about 1.58496) bits of information.

conversion table

ternary (base 3)base 21ternary (base 3)base 21
1≈ 1102≈ b
2≈ 2110≈ c
10≈ 3111≈ d
11≈ 4112≈ e
12≈ 5120≈ f
20≈ 6121≈ g
21≈ 7122≈ h
22≈ 8200≈ i
100≈ 9201≈ j
101≈ a202≈ k