Base 20 to base 21 conversion

Base 20 to base 21 converter lets you convert number system between base 20 to base 21 and will give you the result with calculation steps and it also supports decimal numbers. Enter your number and choose bases below to start a conversion.

Result

How to convert 1 in base 20 to base 21?

1
1 base 20 = 1 base 21

Calculation steps

To convert 1 in base 20 to base 21, take the following steps.

  1. Convert 1 from base 20 to base 10.
  2. Convert result of the previous step from base 10 to base 21.

Step 1: convert 1 from base 20 to base 10

To start the calculation, let d is the number in each digit and n is the exponent of the number in that digit. Therefore, the steps can be shown in the following table.

Exponent (n)Digit (d)d x 20nCumulative sum
011 x 2001

From the table above, it can be written as a conversion formula as:
(1 × 200)

Then calculate the sum of all the cumulative sums we get:
1 = 1

Step 2: convert from base 10 to base 21

Conversion from base 10 to base 21 can be done by dividing the number by 21 until the quotient is zero. The steps can be shown in the following table.

#Number divides 21QuotientRemaining
11 divides 2101

When the division is complete, connect all the remainders of the division. Starting from the bottom of the table we get 1.

Therefore, 1 in base 20 can to converted to base 21 as 1.

Base 20 to base 21 conversions table

Here is a conversions table comparing the relationship between base 20 and base 21 by using 1 - 100 in base 10 as starting numbers.

Base 20Base 21
11
22
33
44
55
66
77
88
99
AA
BB
CC
DD
EE
FF
GG
HH
II
JJ
10K
1110
1211
1312
1413
1514
1615
1716
1817
1918
1A19
1B1A
1C1B
1D1C
1E1D
1F1E
1G1F
1H1G
1I1H
1J1I
201J
211K
2220
2321
2422
2523
2624
2725
2826
2927
2A28
2B29
2C2A
2D2B
2E2C
2F2D
2G2E
2H2F
2I2G
2J2H
302I
312J
322K
3330
3431
3532
3633
3734
3835
3936
3A37
3B38
3C39
3D3A
3E3B
3F3C
3G3D
3H3E
3I3F
3J3G
403H
413I
423J
433K
4440
4541
4642
4743
4844
4945
4A46
4B47
4C48
4D49
4E4A
4F4B
4G4C
4H4D
4I4E
4J4F
504G

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