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 ...
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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 ...
The smallest number is 2 × 3² × 7 = 126. Multiplying these primes in increasing order ensures the smallest number containing exactly the specified prime factors. Class 6 NCERT Ganita Prakash Chapter 5 Prime Time class 6 Mathematics Textbook Chapter 5 ...
The three consecutive composite numbers divisible by 5 are 90, 95, and 100. All three numbers are divisible by 5 and are not prime, as they have factors other than 1 and themselves. Class 6 NCERT Ganita Prakash Chapter 5 Prime ...