Numbers Units

Find the right formula and tools for all numbers units. We use official rules to make sure every calculation is correct.

All Numbers Unit Pairs

Pick a starting unit to see all possible conversion tools for numbers.

Our Standard Unit: Binary (Base 2)

We calculate all numbers units based on the standard Binary (Base 2). This helps us keep all our tools accurate and reliable.

Conversion Formulas

Below is the list of rules we use to calculate each numbers unit. You can use these to understand the math behind our tools.

Base 3

To do the math instantly, use our base 3 to binary or binary to base 3 tools.

Base 4

To do the math instantly, use our base 4 to binary or binary to base 4 tools.

Base 5

To do the math instantly, use our base 5 to binary or binary to base 5 tools.

Base 6

To do the math instantly, use our base 6 to binary or binary to base 6 tools.

Base 7

To do the math instantly, use our base 7 to binary or binary to base 7 tools.

Octal (Base 8)

To do the math instantly, use our octal to binary or binary to octal tools.

Base 9

To do the math instantly, use our base 9 to binary or binary to base 9 tools.

Decimal (Base 10)

To do the math instantly, use our decimal to binary or binary to decimal tools.

Base 11

To do the math instantly, use our base 11 to binary or binary to base 11 tools.

Base 12 (Duodecimal)

To do the math instantly, use our base 12 to binary or binary to base 12 tools.

Base 13

To do the math instantly, use our base 13 to binary or binary to base 13 tools.

Base 14

To do the math instantly, use our base 14 to binary or binary to base 14 tools.

Base 15

To do the math instantly, use our base 15 to binary or binary to base 15 tools.

Hexadecimal (Base 16)

To do the math instantly, use our hexadecimal to binary or binary to hexadecimal tools.

Base 17

To do the math instantly, use our base 17 to binary or binary to base 17 tools.

Base 18

To do the math instantly, use our base 18 to binary or binary to base 18 tools.

Base 19

To do the math instantly, use our base 19 to binary or binary to base 19 tools.

Base 20 (Vigesimal)

To do the math instantly, use our base 20 to binary or binary to base 20 tools.

Base 21

To do the math instantly, use our base 21 to binary or binary to base 21 tools.

Base 22

To do the math instantly, use our base 22 to binary or binary to base 22 tools.

Base 23

To do the math instantly, use our base 23 to binary or binary to base 23 tools.

Base 24

To do the math instantly, use our base 24 to binary or binary to base 24 tools.

Base 25

To do the math instantly, use our base 25 to binary or binary to base 25 tools.

Base 26

To do the math instantly, use our base 26 to binary or binary to base 26 tools.

Base 27

To do the math instantly, use our base 27 to binary or binary to base 27 tools.

Base 28

To do the math instantly, use our base 28 to binary or binary to base 28 tools.

Base 29

To do the math instantly, use our base 29 to binary or binary to base 29 tools.

Base 30

To do the math instantly, use our base 30 to binary or binary to base 30 tools.

Base 31

To do the math instantly, use our base 31 to binary or binary to base 31 tools.

Base 32

To do the math instantly, use our base 32 to binary or binary to base 32 tools.

Base 33

To do the math instantly, use our base 33 to binary or binary to base 33 tools.

Base 34

To do the math instantly, use our base 34 to binary or binary to base 34 tools.

Base 35

To do the math instantly, use our base 35 to binary or binary to base 35 tools.

Base 36

To do the math instantly, use our base 36 to binary or binary to base 36 tools.

All Systems

Compare these units against other measurement systems on our homepage.

All Unit Conversion Systems

Access our high-fidelity calculators for other measurement systems and engineering metrics.