Factors & Prime Factorisation (Revision)

Last updated at August 12, 2026 by

[A Square & a Cube - Class 8] Factors & Prime Factorisation (Revision) - Introduction

part 2 - Factors & Prime Factorisation (Revision) - Introduction - Chapter 1 Class 8 - A Square and a Cube (Ganita Prakash) - Class 8 (Ganita Prakash - 1, 2 & Old NCERT)

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Transcript

Factors & Prime Factorization (Revision) Let’s revise how to find Factors, and how to do Prime Factorization Factors of 30 1 × 30 = 30 2 × 15 = 30 3 × 10 = 30 4 × 5 × 6 = 30 6 × 5 = 30 We stop here as 5 & 6 have occurred earlier So, factors of 30 are 1, 2, 3, 5, 6, 10, 15, 30 Prime Factorization of 30 Thus, Factors of 30 are 1, 2, 3, 5, 6, 10, 15, 30 Prime Factors of 30 are 2, 3, 5 We will majorly use prime factorization to find square numbers, and cube numbers

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