Base Converter
Convert numbers across 2/8/10/16/32/36/58/62 bases. Supports negatives and copy actions.
Supports signed numbers; fractional part will be truncated.
About Base Converter
Convert numbers across common bases including binary, octal, decimal, hex, Base32/36/58/62. For text encodings use the BaseX Encoder/Decoder.
Paste a value, choose source and target bases, then copy the result. If numbers are embedded in URLs or Base64 payloads, decode via URL encoding/decoding or Base64 encoding/decoding and validate with JSON Formatter.
FAQ
Fractional numbers?
Fractional part is truncated in this converter; focus is on integer bases.
Signed numbers?
Yes, negative numbers are supported.
Custom alphabets?
Common alphabets are provided. For text encodings use the BaseX Encoder/Decoder.
How to handle values in URLs?
Decode first with URL encoding/decoding and then convert.