Question

find the hcf and lcm of 2520 and 3024. write your answer as a product of prime factors

Answer 1

Answer:

Find the prime factorization of 2520

2520 = 2 × 2 × 2 × 3 × 3 × 5 × 7

Find the prime factorization of 3024

3024 = 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7

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 × 3 × 3 × 3 × 5 × 7

LCM = 15120

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