local mather = {}
mather.__index = math

mather.e = math.exp(1)

function mather.ln(numb)
	return math.log(numb)
end

function mather.log(numb)
	return math.log10(numb)
end

function mather.logb(base,numb)
	return math.log10 (numb)/math.log10(base)
end

function add(num1, num2)
    local n1 = tonumber(num1)
    local n2 = tonumber(num2)
    return n1 + n2
end
local bnum = {0, 0}
function bnumtostr(n)
    local num = mather.logb(n, 10)
    local num2 = n/num
    bnum[1] = num2
    bnum[2] = num
    return tostring(n)
end
print(bnumtostr(638333))
print(bnum[1], bnum[2])