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 ...
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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 ...
Multiples are numbers obtained by multiplying a given number by integers. For example, the multiples of 4 are 4, 8, 12, 16, and so on. They represent repeated additions of the original number. Multiples of 3: 102, 105, 108, …, ...
The smallest number is 27720. It is the least common multiple (LCM) of numbers from 1 to 12, found by multiplying the highest powers of all primes in this range: 2³,3²,5,7,11. Class 6 NCERT Ganita Prakash Chapter 5 Prime Time class 6 ...
Prime factorization means expressing a number as a product of its prime factors. For example, 18 = 2 ×3². It breaks numbers into their smallest building blocks, which are prime numbers. 141: 3 × 47, 1728: 2⁶ × 3³, 1024: ...