Decimal to Base 20 Conversion

Convert between Decimal and Base 20 quickly and accurately.

dec
b20

How to Convert Decimal to Base 20

Conversion Formula

1 dec = 0.5 b20
1 b20 = 2 dec

Example

Convert 15 dec to b20:

15 dec = 15 × 0.5 b20 = 7.5 b20

Unit Information

Learn about the numbers units you're converting between

Decimal

dec

Definition

Decimal is a base-10 numeral system using digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. It is the most widely used numeral system in the world, forming the foundation of modern mathematics.

History/Origin

Decimal systems have been used for thousands of years, likely originating from counting on ten fingers. The Hindu-Arabic numeral system standardized decimal notation.

Current Use

Decimal is used in all aspects of daily life, mathematics, science, engineering, finance, and virtually every field that involves numbers.

Multiplier

10

Offset

0

Base 20

b20

Definition

Base 20 is a base-20 numeral system using digits 0-9 and letters A-J. It is rarely used in practice but has theoretical applications in computer science and mathematics.

History/Origin

Base 20 systems have been studied in mathematics and computer science, though they have limited practical applications compared to more common bases like binary, decimal, or hexadecimal.

Current Use

Base 20 is used in mathematical research, theoretical computer science, and some specialized encoding applications.

Multiplier

20

Offset

0

Decimal to Base 20 Conversion Table

Decimal [dec] Base 20 [b20]
1 dec 0.5 b20
10 dec 5 b20
25 dec 12.5 b20
50 dec 25 b20
100 dec 50 b20
0 dec 0E+0 b20
-10 dec -5 b20
-40 dec -20 b20