Random String Generator

local function GetRandomCharacter()
    return string.char(math.random(1, 122))
end

local num = 1234567 --any number
local temp = {}

for letter = 1, #tostring(num) do --converts to table
    table.insert(temp, string.sub(tostring(num), letter, letter))
end

for _ = 1, #temp * 2 / 1.5 do --makes and scrambles numbers and characters
    table.insert(temp, math.random(1, #temp), GetRandomCharacter())
end

local randomness = ''
for _, letter in pairs(temp) do
    randomness = randomness..letter
end