# Binary to decimal converter

## World's simplest binary tool

Free online binary to decimal converter. Just load your binary numbers and they will automatically get converted to decimal numbers. There are no ads, popups or nonsense, just an awesome base two to base ten converter. Load binary values, get decimal values. Created by developers for developers.

love hex more than binary?
0xc0ffee

We just launched Online Hex Tools — utilities for all things hexadecimal. Check it out!

*fullscreen*

*fullscreen_exit*

A link to this tool, including input, options and all chained tools.

Can't convert.

Binary to decimal converter tool
What is a binary to decimal converter?

This tool converts binary values in base 2 to decimal values in base 10. It uses an arbitrary-precision decimal number library so you can convert very long binary numbers to very large decimal numbers. Simple and easy!

Binary to decimal converter examples
Click to use

Convert Binary Digits to Decimal Numbers

This example converts binary bits (base two) to decimal numbers (base ten).

0101111010111111

24255

Convert Multiple Binary Numbers to Decimal Values

This example converts ten different binary numbers of various lengths to decimal numbers.

001110111
0110110
10111
100
1
110
10011
1111010
001011000

119
54
23
4
1
6
19
122
88

Convert Arbitrary Precision Binary to Arbitrary Precision Decimal

This example converts one kilobit (1024 bits) of zeroes and ones to a decimal number.

0011110111100111100101000110001010100001110100001101110010000101101011111111101001101111011011001111000101010110010011000110001101101100101101110000001111001111001011101101001110000111100111111111011111101011110111011100110011101000011011010110000100110011111101101010101100100110011100010101110001101101101010101001110000100010001100010100101100101100010011100100101000011011000100100111100101110010110101101010000010000110111101011000001011011100011111111111101100100010101110110110110010001011010010001000000010001010001001010000110111100101111100000010001010100110001011000111011001010111100110111010110000001101110010000010001000100000001001011111011110100100011100001101100100010110001111000000010100010111110100110000011000110001011011100111101111001111100111110100010001111001111010101110001001000110111011111111100101000001101111101011010001000011011101111100101000000111001100111010000100100110101001001101111001100000001011001101011101010111001100110111011010001000110010100001111101000011011011101010001011110101

43470894020151085475547158734177392119051930792066403706242849332940651405467783033996574718135862509929140796667640556863395779547173126604667999081603678266518574629179985890167596945697576135266301676191407282264907063879186697360177944612220485236245313410790827266548125653244884333849037710681359426293

Pro tips
Master online binary tools

You can pass input to this tool via

__?input__query argument and it will automatically compute output. Here's how to type it in your browser's address bar. Click to try!
https://onlinebinarytools.com/convert-binary-to-decimal

__?input__=0101111010111111
All binary tools

Quickly convert ASCII characters to binary numbers.

Quickly convert binary numbers to ASCII characters.

Quickly convert UTF8 characters to binary bits.

Quickly convert binary bits to UTF8 characters.

Quickly generate random binary values.

Quickly create an image from a binary number.

Quickly convert binary numbers to octal numbers.

Quickly convert octal numbers to binary numbers.

Quickly convert binary numbers to decimal numbers.

Quickly convert decimal numbers to binary numbers.

Quickly convert binary numbers to hexadecimal numbers.

Quickly convert hexadecimal numbers to binary numbers.

Quickly convert octal values to BCD values.

Quickly convert BCD values to octal values.

Quickly convert decimal values to BCD values.

Quickly convert BCD values to decimal values.

Quickly convert hex values to BCD values.

Quickly convert BCD values to hex values.

Quickly convert an IP address to a binary IP address.

Quickly convert a binary IP address to a human readable IP.

Quickly convert a string to binary values.

Quickly convert binary values to a string.

Quickly convert binary numbers to reflected binary numbers.

Quickly convert reflected binary numbers to binary numbers.

Quickly convert octal numbers to reflected binary numbers.

Quickly convert reflected binary numbers to octal numbers.

Quickly convert decimal numbers to reflected binary numbers.

Quickly convert reflected binary numbers to decimal numbers.

Quickly convert hexadecimal numbers to Gray code.

Quickly convert Gray code to hexadecimal numbers.

Quickly calculate the sum of a bunch of binary values.

Quickly calculate the product of a bunch of binary values.

Quickly calculate bitwise AND of a bunch of binary values.

Quickly calculate bitwise NAND of a bunch of binary values.

Quickly calculate bitwise OR of a bunch of binary values.

Quickly calculate bitwise NOR of a bunch of binary values.

Quickly calculate bitwise XOR of a bunch of binary values.

Quickly calculate bitwise XNOR of a bunch of binary values.

Quickly calculate bitwise NOT of a bunch of binary values.

Quickly invert bits of binary numbers.

Quickly reverse the order of bits in binary numbers.

Quickly convert plain text to binary values.

Quickly convert binary numbers to plain text.

Quickly randomize the order of bits in binary numbers.

Quickly rotate bits in binary numbers to the left or right.

Coming soon
These binary tools are on the way

Create a File from Binary Values

Convert binary numbers to a binary file.

Binary Dump a File

Create a binary dump of files in your browser.

Convert Binary to Arbitrary Base

Convert binary values to any base (up to base 64).

Convert Binary to Roman Number

Convert binary numbers to Roman numerals.

Convert Roman Number to Binary

Convert Roman numerals to binary values.

Binary Sheffer Stroke

Calculate bitwise sheffer stroke operator of binary values.

Convert Binary to BCD

Encode every binary bit as a binary coded decimal.

Convert BCD to Binary

Decode binary coded decimals to binary bits.

Convert IPv6 to Binary

Convert an IPv6 address to its binary form.

Convert Binary to IPv6

Convert an IPv6 address as a binary number to a human-readable IPv6 address.

Add Binary Numbers

Calculate the sum of several binary numbers.

Subtract Binary Numbers

Calculate the difference of several binary numbers.

Divide Binary Numbers

Perform division operation on several binary numbers.

Rotate a Binary Right

Rotate bits of a binary number to the right.

Rotate a Binary Left

Rotate bits of a binary number to the left.

Shift a Binary Right

Shift bits of a binary number to the right.

Shift a Binary Left

Shift bits of a binary number to the left.

Extract Bits from Binary Numbers

Extract n-th bit from a binary number.

Count Number of Zeroes

Count number of 0 bits in a binary number.

Count Number of Ones

Count number of 1 bits in a binary number.

Calculate Parity

Count parity of a binary number.

Convert EBCDIC to Binary

Convert EBCDIC characters to binary values.

Convert Binary to EBCDIC

Convert binary bits to EBCDIC symbols.

Swap Binary Endianness

Change endianness of a binary number.

Convert Little Endian Binary to Big Endian Binary

Convert a binary number from little endian to big endian.

Convert Big Endian Binary to Little Endian Binary

Convert a binary number from big endian to little endian.

Convert a Floating Point Number to Binary

Find the binary representation of a floating point number.

Subscribe!
Never miss an update

Cool!

Notifications
We'll let you know when we add this tool

Cool!