Mathematics is the queen of the sciences.C. F. Gauss

ONNONOONNNO

BIN / OCT / DEC / HEX converter

Convert arbitrarily large integers between numeral systems.

6

Enter known values

Fill in the fields below — the result will appear alongside.

Binary (base 2)

Formulas

N=∑i=0kdibiN=\sum_{i=0}^{k}d_i b^i

How it works

Enter a signed integer in binary, octal, decimal or hexadecimal form and get all four representations plus its bit length.

The value is parsed in the selected radix using arbitrary-precision integer arithmetic and then formatted in bases 2, 8, 10 and 16.

Examples

Hexadecimal FF{"numberText":"FF","sourceBase":16}

Related calculators

ONNONOONNON

Hash generator, validator and encoder

MD5/SHA hashes, Base64 and URL encoding with optional validation.

ONNONOONONO

IPv4 / IPv6 subnet calculator

CIDR, masks, network ranges, host counts and IPv4 broadcast addresses.

ONNONOONOON

JSON / YAML / XML / CSV converter

Validate and transform configuration and tabular data formats.

ONNONOONONN

Data size converter

Convert bytes and decimal or binary KB, MB, GB and TB units.

Short ON link: /o/ONNONOONNNO