> For the complete documentation index, see [llms.txt](https://trizen.gitbook.io/sidef-lang/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://trizen.gitbook.io/sidef-lang/programming_tasks/b/binary_digits.md).

# Binary digits

```ruby
[5, 50, 9000].each { |n|
    say n.as_bin
}
```

#### Output:

```
101
110010
10001100101000
```