Problem 4: (a) Determine whether the following integers are prime: 27, 101 (b) Write prime factorization of: 143 (c) Use the minimum of powers of prime factors method to determine the GCD of: 22, 33, 55 and 25, 33, 52 (d) Use the maximum of powers of prime factors method to determine the LCM of: 22, 33, 55 and 25, 33,52