Numeric

byte & bytes

day & days

duplicable?

exabyte & exabytes

fortnight & fortnights

from_now

gigabyte & gigabytes

hour & hours

html_safe?

in_milliseconds

kilobyte & kilobytes

megabyte & megabytes

minute & minutes

petabyte & petabytes

second & seconds

terabyte & terabytes

to_formatted_s

week & weeks