The Number API

function getSuffix(number)
  suffix = nil
  n = 0
  if number >= 1000
    suffix = "k"
    n = 3
  end
  if number >= 1000000 then
    suffix = "m"
    n = 6
  end
  if number >= 1000000000 then
    suffix = "b"
    n = 9
  end
  if number >= 1000000000000 then
    suffix = "t"
    n = 12
  end
  if suffix ~= nil and n ~= 0 then
    return string.sub(tostring(number),1,#tostring(number)-n)..suffix
  else
    return number
  end
end