Advertisements
Advertisements
प्रश्न
Without making any actual division, show that 2300023 is divisible by 23.
Advertisements
उत्तर
2300023 = 2300000 + 23
= 23 x (100000 + 1)
= 23 x 100001
Clearly, 2300023 is divisible by 23.
APPEARS IN
संबंधित प्रश्न
Write all the factors of: 48
Write the first six multiples of: 18
Write two numbers which differ by 3 and whose product is 54.
Find whether the following number is divisible by 8: 92760
Find whether the following number is divisible by 8: 444320
Find whether the following number is divisible by 6: 15505
Find whether the following number is divisible by 10: 8976
Find whether the following number is divisible by 11: 5918
In the following number, replace M by the smallest number to make resulting number divisible by 3: 46M46
State, true or false:
If a divide b and c completely, then a divides
(i) a + b
(ii) a – b
also completely.
Write the first five multiples of the following number:
17
State if the following number is even or odd.
32
State if the following number is even or odd.
37
The greatest number which divides 134 and 167 leaving 2 as remainder in each case is
Write the factors of the following number.
8
Write the factors of the following number.
14
Write the factors of the following number.
25
Write the factors of the following number.
33
Write five three-digit numbers that are multiples of 2.
A ribbon is 3 metres long. I need 8 pieces of ribbon each 40 cm long. How many centimetres shorter is the ribbon than the length I need?
Write down the factors of the given number.
36
Write down the factors of the given number.
14
Draw a picture of factor tree.
16
Write down the first 5 multiples of the given number.
21
Write all the factors of the following number.
24
Write all the factors of the following number.
15
Write all the factors of the following number.
23
Which of the following is always a factor of every number?
If 6 is a common factor of two numbers, which could be the pair?
