Base 4 to base 21 conversion

Base 4 to base 21 converter lets you convert number system between base 4 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 4 to base 21?

1
1 base 4 = 1 base 21

Calculation steps

To convert 1 in base 4 to base 21, take the following steps.

  1. Convert 1 from base 4 to base 10.
  2. Convert result of the previous step from base 10 to base 21.

Step 1: convert 1 from base 4 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 4nCumulative sum
011 x 401

From the table above, it can be written as a conversion formula as:
(1 × 40)

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 4 can to converted to base 21 as 1.

Base 4 to base 21 conversions table

Here is a conversions table comparing the relationship between base 4 and base 21 by using 1 - 100 in base 10 as starting numbers.

Base 4Base 21
11
22
33
104
115
126
137
208
219
22A
23B
30C
31D
32E
33F
100G
101H
102I
103J
110K
11110
11211
11312
12013
12114
12215
12316
13017
13118
13219
1331A
2001B
2011C
2021D
2031E
2101F
2111G
2121H
2131I
2201J
2211K
22220
22321
23022
23123
23224
23325
30026
30127
30228
30329
3102A
3112B
3122C
3132D
3202E
3212F
3222G
3232H
3302I
3312J
3322K
33330
100031
100132
100233
100334
101035
101136
101237
101338
102039
10213A
10223B
10233C
10303D
10313E
10323F
10333G
11003H
11013I
11023J
11033K
111040
111141
111242
111343
112044
112145
112246
112347
113048
113149
11324A
11334B
12004C
12014D
12024E
12034F
12104G

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