Advertisements
Advertisements
प्रश्न
If 13824 = 2a × 3b then find a and b
Advertisements
उत्तर
If 13824 = 2a × 3b
Using the prime factorization tree
13824 = 29 × 33
Given 13824 = 2a × 3b
Compare we get a = 9 and b = 3
Aliter:
13824 = 29 × 33
Compare with
13824 = 2a × 3b
The value of a = 9 b = 3
APPEARS IN
संबंधित प्रश्न
Find the LCM and HCF of the following integers by applying the prime factorisation method.
12, 15 and 21
Write down the decimal expansions of the following rational numbers by writing their denominators in the form 2m × 5n, where, m, n are non-negative integers. \[\frac{3}{8}\]
Write the sum of the exponents of prime factors in the prime factorization of 98.
If the product of two numbers is 1080 and their HCF is 30, find their LCM.
Find the LCM and HCF of the following pair of integers and verify that LCM × HCF = product of the two numbers.
510 and 92
Find the least positive value of x such that 89 ≡ (x + 3) (mod 4)
For some integer p, every even integer is of the form ______.
If two positive integers A and B can be expressed as A = xy3 and B = x4y2z; x, y being prime numbers then HCF (A, B) is ______.
If two positive integers a and b are written as a = x3 y2 and b = xy3; x, y are prime numbers, then HCF (a, b) is ______.
(HCF × LCM) for the numbers 70 and 40 is ______.
