numfmt(1) on Linux
The text 4a51ea31eb4a, as Debian 10 (Buster) shipped it.
Convert numbers from/to human-readable strings
Flags it lists
-
--debug -
--delimiter -
--field -
--format -
--from -
--from-unit -
--grouping -
--header -
--help -
--invalid -
--padding -
--round -
--suffix -
--to -
--to-unit -
--version -
--zero-terminated -
-M -
-d -
-z