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Prime Numbers
Last updated at August 14, 2026 by Teachoo
Class 6 (Ganita Prakash & Old NCERT)
Chapter 5 Class 6 - Prime Time (Ganita Prakash)
- Factors and Multiples
- Common Multiples
- Common Factors
- Idli Vada Game
- Jumpy Jackpot
- Figure it out - Page 110, 111
-
Prime Numbers
- Figure it out - Page 114, 115
- Co-prime numbers (and art)
- Prime Factorisation
- Uses of Prime Factorisation
- Divisibility Tests
- Figure it out - Page 125, 126
- Fun with numbers
- Teachoo Questions - MCQs
- Teachoo Questions - Mix
- Teachoo Questions - Assertion Reasoning
- Teachoo Questions - Case Based
Transcript
Prime numbers Prime numbers are those numbers which have only two factors – 1 and the number itself Similarly, Thus, Prime numbers are those numbers which have only two factors – 1 and the number itself Example: 2 has factors 1, 2 3 has factors 1, 3 5 has factors 1, 5 7 has factors 1, 7 ∴ These numbers have only 2 factors So, they are prime numbers
