LCM( 1665, 792540 ) = 792540
Step 1 : Write the given numbers in a horizontal line.
1665 | 792540 |
Step 2 : Divide the given numbers by smallest prime number. In this example we can divide by 2.
(if any number is not divisible by 2, write it down unchanged)
2 | 1665 | 792540 |
1665 | 396270 |
Step 3 : Continue dividing by prime numbers till we get 1 in all columns.
2 | 1665 | 792540 |
2 | 1665 | 396270 |
3 | 1665 | 198135 |
3 | 555 | 66045 |
5 | 185 | 22015 |
7 | 37 | 4403 |
17 | 37 | 629 |
37 | 37 | 37 |
1 | 1 |
Step 4 : Multiply numbers in first column to get LCM.
LCM( 1665, 792540 ) = 2 · 2 · 3 · 3 · 5 · 7 · 17 · 37 = 792540 .
This solution can be visualized using a Venn diagram.
The LCM is equal to the product of all the numbers on the diagram.