RemixIconEx.Editor.number_4

You're seeing just the function number_4, go back to RemixIconEx.Editor module for more information.
Link to this function

number_4(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Editor.number_4()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M16 1.5V16h3v2h-3v4h-2v-4H4v-1.102L14 1.5h2zM14 16V5.171L6.968 16H14z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}