Question

find HCF and LCM of 108 and 128 by prime factorization​

Answer 1

Step-by-step explanation:

Find the prime factorization of 108

108 = 2 × 2 × 3 × 3 × 3

Find the prime factorization of 128

128 = 2 × 2 × 2 × 2 × 2 × 2 × 2

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3

LCM = 3456

Answer 2

Answer:

Answer___

Step-by-step explanation:

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 108 and 128. The biggest common factor number is the GCF number. So the greatest common factor 108 and 128 is 4.