Advertisements
Advertisements
प्रश्न
Determine the prime factorisation of each of the following positive integer:
20570
Advertisements
उत्तर
20570
APPEARS IN
संबंधित प्रश्न
Consider the number 6n where n is a natural number. Check whether there is any value of n ∈ N for which 6n is divisible by 7.
Determine the prime factorisation of each of the following positive integer:
45470971
The HCF of two numbers is 145 and their LCM is 2175. If one number is 725, find the other.
State Fundamental Theorem of Arithmetic.
Write the exponent of 2 in the price factorization of 144.
Express the number as a product of its prime factor:
3825
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 LCM and HCF of the following integers by applying the prime factorisation method.
8, 9 and 25
Find the least number that is divisible by the first ten natural numbers
For some integer p, every odd 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 ______.
When a number is divided by 7, its remainder is always ______.
If LCM(x, 18) = 36 and HCF(x, 18) = 2, then x is ______.
If the HCF of 65 and 117 is expressible in the form 65m – 117, then the value of m 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 ______.
Let a and b be two positive integers such that a = p3q4 and b = p2q3, where p and q are prime numbers. If HCF (a, b) = pmqn and LCM (a, b) = prqs, then (m + n)(r + s) = ______.
Read the following passage:
|
Khushi wants to organize her birthday party. Being health conscious, she decided to serve only fruits in her birthday party. She bought 36 apples and 60 bananas and decided to distribute fruits equally among all. |
Based on the above information, answer the following questions:
- How many guests Khushi can invite at the most?
- How many apples and bananas will each guest get?
-
- If Khushi decides to add 42 mangoes, how many guests Khushi can invite at the most?
OR - If the cost of 1 dozen of bananas is ₹ 60, the cost of 1 apple is ₹ 15 and cost of 1 mango is ₹ 20, find the total amount spent on 60 bananas, 36 apples and 42 mangoes.
- If Khushi decides to add 42 mangoes, how many guests Khushi can invite at the most?
If HCF (72, 120) = 24, then LCM (72, 120) is ______.
Three bells toll at intervals of 9, 12 and 15 minutes respectively. If they start tolling together, after what time will they next toll together?
