Solution - Least common multiple (LCM)
18,480
Step by Step Solution
Least Common Multiple is :
18480Calculate Least Common Multiple for :
660, 420 and 240
Factorize of the above numbers :
660 = 22 • 3 • 5 • 11
420 = 22 • 3 • 5 • 7
240 = 24 • 3 • 5
Build a prime factors table
| Prime Factor | Number 660 | Number 420 | Number 240 | L.C.M (max) |
|---|---|---|---|---|
| 2 | 2 | 2 | 4 | 4 |
| 3 | 1 | 1 | 1 | 1 |
| 5 | 1 | 1 | 1 | 1 |
| 7 | 0 | 1 | 0 | 1 |
| 11 | 1 | 0 | 0 | 1 |
LCM = 24 • 3 • 5 • 7 • 11
Least Common Multiple is :
18480How did we do?
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