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Base 21 to Base 12

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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 21base 12base 21base 12
1= 1b= b
2= 2c= 10
3= 3d= 11
4= 4e= 12
5= 5f= 13
6= 6g= 14
7= 7h= 15
8= 8i= 16
9= 9j= 17
a= ak= 18
base 12 is a positional numeral system with twelve as its base. It uses 12 different digits for representing numbers. The digits for base 12 could be 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, a, and b.

conversion table

base 12base 21base 12base 21
1≈ 1b≈ b
2≈ 210≈ c
3≈ 311≈ d
4≈ 412≈ e
5≈ 513≈ f
6≈ 614≈ g
7≈ 715≈ h
8≈ 816≈ i
9≈ 917≈ j
a≈ a18≈ k