new_contents: #!/usr/bin/python
  
  import sys
  
  def isPrime(num):
      if num < 2 or num % 2 == 0:
          return num == 2
      for i in range(3, int(num**0.5) + 1, 2):
          if num % i == 0:
              return False
      return True
  
  if(len(sys.argv) < 2):
      print("Pass in an argument to check")
      quit()
  
  num = int(sys.argv[1])
  
  if isPrime(num):
      print(num)
      quit()
  
  i = 3
  while i < num / 2 + 1:
      if num % i == 0:
          f = num / i
          if isPrime(f):
              print(f)
              quit()
      i += 1
  
subject: Add problem 3