This free online binary to octal converter instantly translates any binary (base-2) number into its octal (base-8) equivalent. Enter a binary value below to see the converted result right away.
How to Use the Binary to Octal Converter
- Type a binary number (only digits 0 and 1) into the "Binary Number" field.
- Click "Convert" to see the equivalent octal value.
- If you enter an invalid character, correct the input and convert again.
Frequently Asked Questions
The tool parses your binary input as a base-2 number, then formats that value in base-8, using only the digits 0-7.
Binary 101010 equals decimal 42, which is 52 in octal. Try it yourself by entering 101010 above.
Only the digits 0 and 1 are allowed in the binary input. Any other character, including spaces or letters, is treated as invalid.
Yes, it's completely free, works instantly in your browser, and requires no sign-up.