Advertisements
Advertisements
प्रश्न
Find the smallest number which is exactly divisible by all the numbers from 1 to 9
Advertisements
उत्तर
To find the smallest number we have to find the LCM (1, 2, 3, 4, 5, 6, 7, 8, 9)
LCM is 2 × 3 × 2 × 5 × 7 × 2 × 3 = 2520
The required number is 2520
| 2 | 1, 2, 3, 4, 5, 6, 7, 8, 9 |
| 3 | 1, 1, 3, 2, 5, 3, 7, 4, 9 |
| 2 | 1, 1, 1, 2, 5, 1, 7, 4, 3 |
| 5 | 1, 1, 1, 1, 5, 1, 7, 2, 3 |
| 7 | 1, 1, 1, 1, 1, 1, 7, 2, 3 |
| 2 | 1, 1, 1, 1, 1, 1, 1, 2, 3 |
| 3 | 1, 1, 1, 1, 1, 1, 1, 1, 3 |
| 1, 1, 1, 1, 1, 1, 1, 1, 1 |
APPEARS IN
संबंधित प्रश्न
Find the HCF and LCM of the numbers given below. Verify that their product is equal to the product of the given numbers.
46, 51
Find the LCM:
36, 42
Which two consecutive even numbers have an LCM of 180?
Find the LCM of the numbers given below:
60, 75
Find the LCM set of numbers using prime factorisation method.
14, 42
The traffic lights at three different road junctions change after every 40 seconds, 60 seconds and 72 seconds respectively. If they changed simultaneously together at 8 a.m at the junctions, at what time will they simultaneously change together again?
L.C.M of 5, 15 _____________________
The smallest number that is a multiple of both 3 and 7 is:
Which of the following pairs has 30 as their LCM?
