Binary to decimal converter
Enter a value that uses only 0 and 1.
Convert a binary number to decimal.
About this tool
The binary to decimal converter changes a base 2 number into the decimal form used in everyday counting. Use it to read bit flags, check values from programming exercises, or understand binary data shown in technical documentation. Enter any whole binary value made from zeros and ones. The result keeps the same numeric value while presenting it in a more familiar format.