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Ex 3.5, 3 - Chapter 3 Class 6 Playing with Numbers
Last updated at July 23, 2026 by Teachoo
Chapter 3 Class 6 Playing with Numbers
Concept wise
- Factors and Multiples
- Perfect number
- Prime and Composite Numbers
- Sum of prime numbers
- Prime numbers from 1 to 100
- Divisibility Tests - Divisibility by 5, 10, 2
- Divisibility Tests - Divisibility by 4, 8
- Divisibility Tests - Divisibility by 3, 6, 9
- Divisibility Tests - Divisibility by 11
- Divisibility Tests - All
- Common Multiples
- Common Factors
- More Divisibility Rules
- Factor Tree
-
Prime Factorisation
- Highest Common Factor
- Lowest Common Multiple
- Statement questions on LCM
- Statement questions on HCF
Transcript
Ex 3.5, 3 Write the greatest 4-digit number and express it in terms of its prime factors.Greatest 4 digit number = 9999 We stop here as 101 is a prime number 9999 = 3 × 3 × 11 × 101
