GCSE Secondary Maths Age 13-17 - Number: Prime Factors - Explained

The video tutorial covers the concept of prime factorization, explaining how to express a number as a product of its prime factors using a factor tree. It also discusses the highest common factor (HCF) and lowest common multiple (LCM) of numbers, providing examples and strategies to find numbers that meet specific HCF and LCM conditions. The tutorial emphasizes understanding prime numbers, factors, and multiples, and provides guidance on solving related math problems.

Explain what a prime number is and provide examples.

Describe the process of creating a factor tree for the number 180.

What is the product of the prime factors of the number 180?

What are the repeated factors of 180 when expressed in index form?

Identify two numbers that have a highest common factor of 6 and a lowest common multiple that is a multiple of 15.

What is the highest common factor (HCF) of the numbers 6 and 30?

How do you determine if a number is a multiple of another number? Provide an example.