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प्रश्न
Without making any actual division, show that 2300023 is divisible by 23.
उत्तर
2300023 = 2300000 + 23
= 23 x (100000 + 1)
= 23 x 100001
Clearly, 2300023 is divisible by 23.
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संबंधित प्रश्न
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110011
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State, true or false:
If a number is divisible by 4. It is divisible by 8.
State, true or false:
If a number is divisible by 18, it is divisible by 3 and 6
Write down the factors of the given number.
14
What are the factors of 10?
Can you do this from the chart?
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 |
