Solution - Least common multiple (LCM)
4,389
Step by Step Solution
Least Common Multiple is :
4389Calculate Least Common Multiple for :
21, 33 and 57
Factorize of the above numbers :
21 = 3 • 7
33 = 3 • 11
57 = 3 • 19
Build a prime factors table
| Prime Factor | Number 21 | Number 33 | Number 57 | L.C.M (max) |
|---|---|---|---|---|
| 3 | 1 | 1 | 1 | 1 |
| 7 | 1 | 0 | 0 | 1 |
| 11 | 0 | 1 | 0 | 1 |
| 19 | 0 | 0 | 1 | 1 |
LCM = 3 • 7 • 11 • 19
Least Common Multiple is :
4389How did we do?
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