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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 6

Write all the factors of: 39

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प्रश्न

Write all the factors of: 39

थोडक्यात उत्तर
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उत्तर

All factors of 39 are : 1, 3, 13, 39

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पाठ 9: Playing with Numbers - Exercise 9 (B)

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सेलिना Mathematics [English] Class 6
पाठ 9 Playing with Numbers
Exercise 9 (B) | Q 2.3

संबंधित प्रश्‍न

Write the first six multiples of: 16


Write two numbers which differ by 3 and whose product is 54.


Without making any actual division show that 7007 is divisible by 7.


Without making any actual division, show that each of the following numbers is divisible by 11.

11000011


Find whether the following number is divisible by 2: 649


Find whether the following number is divisible by 4: 678


Find whether the following number is divisible by 9: 4968


Find whether the following number is divisible by 9: 200314


Find whether the following number is divisible by 15: 8295


In the following number, replace M by the smallest number to make resulting number divisible by 9: 627M9


Write the first five multiples of the following number:
65


State if the following number is even or odd.
50


Write the factors of the following number.

5


Write the factors of the following number.

22


Write the factors of the following number.

25


Write the factors of the following number.

33


Factors of 6


Factors of 7 __________________


Write down the factors of the given number.

12


Write down the first 5 multiples of the given number.

21


Complete the multiplication chart given here.

Look at the green boxes in the chart. These show how we can get 12 by multiplying different numbers.

12 = 4 × 3, so 12 is a multiple of both 4 and 3. 12 is also a multiple of 6 and 2, as well as 12 and 1. We say 1, 2, 3, 4, 6, 12 are factors of 12.


What are the factors of 36?


What is the biggest number for which you can find the factors from this chart? 


Look at the factor tree. Now you can make another tree like this?


Match the items in column 1 with the items in column 2.

 

Column 1

 

Column 2

(i)

35

(a)

Multiple of 8

(ii)

15

(b)

Multiple of 7

(iii)

16

(c)

Multiple of 70

(iv)

20

(d)

Factor of 30

(v)

25

(e)

Factor of 50

 

 

(f)

Factor of 20


Find all the multiples of 9 up to 100.


Which of the following is always a factor of every number?


Common factors of two numbers are:


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