content

//: Playground - noun: a place where people can play

import UIKit

func firstNNumbersOf(base: Double, powerOf: Double, firstN: Double) -> Double {
    let x = powerOf * log10(base)
    print("log 10 of \(base) is \(log10(base))")
    print("x is \(x)")
    
    let p = x - floor(x) + firstN - 1
    print("p is \(p)")
    
    return floor(pow(10, p))
}

firstNNumbersOf(2, powerOf: 123456789, firstN: 15)