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Binary to Hex

Convert binary numbers to hexadecimal — enter, convert, and copy instantly.

Input Binary
Output Hex
Hex output will appear here...
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About Binary to Hex Converter

Binary to hexadecimal conversion translates base-2 numbers (composed of 0s and 1s) into base-16 notation using digits 0-9 and letters a-f. Hexadecimal is widely used in computing because it provides a compact, human-readable representation of binary data — every group of four binary digits maps neatly to a single hex digit. This makes hex ideal for representing memory addresses, color codes, MAC addresses, and raw byte values in programming, networking, and hardware design.

This free online converter handles everything from small nibbles to arbitrarily large binary numbers using BigInt support. You can convert multiple binary values at once by entering each on a separate line. All processing runs entirely in your browser — no data is ever sent to a server, so your input stays completely private. No sign-up, no ads, just instant binary-to-hex conversion.

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How to Use

01

Enter Binary Number

Type or paste your binary number into the input area. You can enter multiple numbers on separate lines for batch conversion.

02

Convert

Click "Convert" to calculate the hexadecimal equivalent of your binary input. Each line is converted independently.

03

Copy Result

Copy the hex result to your clipboard with one click using the copy button in the toolbar.

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Frequently Asked Questions

What is binary to hex conversion? expand_more
Binary to hex conversion translates a base-2 number (using only digits 0 and 1) into a base-16 number (using digits 0-9 and letters a-f). Every four binary digits correspond to exactly one hex digit — for example, binary 1111 equals hex f, and binary 11110000 equals hex f0.
How does binary to hex conversion work? expand_more
The simplest method is to group the binary digits into sets of four starting from the right, then convert each group to its hex equivalent. For example, 11111111 splits into 1111 1111, which converts to ff. If the leftmost group has fewer than four digits, pad it with leading zeros.
Can this tool handle very large binary numbers? expand_more
Yes. For binary numbers longer than 53 bits (which exceed the precision of standard JavaScript numbers), the tool automatically uses BigInt to perform the conversion with full accuracy. There is no practical limit on the size of binary input.
Is my data secure? expand_more
Absolutely. All conversion happens entirely in your browser using client-side JavaScript. No data is sent to any server, so your binary input and hex output remain completely private.