Can it handle extremely large numbers?

Yes! We use BigInt under the hood, so there are practically no precision limits or floating-point truncation issues.

converters

Client-Side Only

Free Forever

Number Base Converter

Convert numbers instantly between Decimal, Hexadecimal, Binary, and Octal formats.

Number to Convert

From Base

Decimal (Base 10)

Hexadecimal (Base 16)

Binary (Base 2)

Octal (Base 8)

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Enter a number, select its current base from the dropdown, and view the live conversions into all other standard developer bases simultaneously.

Unix Timestamp Converter

converters

Base64 Encoder / Decoder

developer