168 is divisible by 12. The prime factorization of 168 is 2³ × 3 × 7, and 12 is 2² × 3. All factors of 12 are included in 168’s factorization. Class 6 Mathematics Chapter 5 Prime Time question answer Class 6 ...
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242 and 195 are co-prime. The prime factorization of 242 is 2 × 11², and 195 is 3 × 5 × 13. With no common factors, their GCD is 1. Class 6 Mathematics Ganita Prakash Prime Time Class 6 Mathematics Chapter 5 ...
40 and 231 are co-prime. The prime factorization of 40 is 2³ × 5 and 231 = 3 × 7 × 11. Since they share no common factors, they are co-prime. Class 6 Mathematics Ganita Prakash Prime Time Class 6 Mathematics Chapter ...
The smallest number with four different prime factors is 2 × 3 × 5 × 7 = 210. Using the smallest primes ensures the minimum product that fulfills this condition. Class 6 Mathematics Ganita Prakash Prime Time Class 6 Mathematics Chapter 5 ...
The smallest number with three different prime factors is 2 × 3 × 5 = 30. These are the smallest primes, and their product yields the smallest composite number meeting the condition. Class 6 Mathematics Ganita Prakash Prime Time Class 6 Mathematics ...