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Base Converter

Convert between binary, octal, decimal, hex, and bases 2-36.

Convert between binary, octal, decimal, hex, and bases 2–36 using BigInt.

How to use

  1. 1Enter a value and select the source base.
  2. 2View conversion results across all bases.

FAQ

What does base 2–36 mean?
Beyond bin/oct/dec/hex, digits use A–Z for values 10–35—useful for compact base-36 codes.
Are letters case-sensitive?
Hex and higher bases treat A and a as 10; stay consistent within a literal to avoid confusion.
Does it convert fractional values?
This tool targets integers. Radix fractions need rational math or a dedicated float converter.