Base converter
Write a number in any base from 2 to 36.
For checking your work after you’ve tried it yourself.
Step 1: Type a number
Type a number
Digits 0 to 9, then letters A to Z for bigger digits.
Step 2: Choose the bases
Choose the bases
From and to, anywhere from 2 to 36.
Step 3: Read it
Read it
Also shown in binary, octal, decimal and hexadecimal.
What it does.
Rewrites a whole number from one base to another, from base 2 to base 36, and shows it in the four common bases at once.
When it helps.
Checking a conversion you did by hand, or reading a number written in another base.
What it won’t do.
Whole numbers only: no fractions or decimal points.
Example.
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