LCM( 528, 7, 1023 ) = 114576
Step 1 : Write the given numbers in a horizontal line.
528 | 7 | 1023 |
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 | 528 | 7 | 1023 |
264 | 7 | 1023 |
Step 3 : Continue dividing by prime numbers till we get 1 in all columns.
2 | 528 | 7 | 1023 |
2 | 264 | 7 | 1023 |
2 | 132 | 7 | 1023 |
2 | 66 | 7 | 1023 |
3 | 33 | 7 | 1023 |
7 | 11 | 7 | 341 |
11 | 11 | 1 | 341 |
31 | 1 | 1 | 31 |
1 | 1 | 1 |
Step 4 : Multiply numbers in first column to get LCM.
LCM( 528, 7, 1023 ) = 2 · 2 · 2 · 2 · 3 · 7 · 11 · 31 = 114576 .
This solution can be visualized using a Venn diagram.
The LCM is equal to the product of all the numbers on the diagram.