Solution - Least common multiple (LCM)
6,783
Step by Step Solution
Least Common Multiple is :
6783Calculate Least Common Multiple for :
17, 19 and 21
Factorize of the above numbers :
17 = 17
19 = 19
21 = 3 • 7
Build a prime factors table
| Prime Factor | Number 17 | Number 19 | Number 21 | L.C.M (max) |
|---|---|---|---|---|
| 3 | 0 | 0 | 1 | 1 |
| 7 | 0 | 0 | 1 | 1 |
| 17 | 1 | 0 | 0 | 1 |
| 19 | 0 | 1 | 0 | 1 |
LCM = 3 • 7 • 17 • 19
Least Common Multiple is :
6783How did we do?
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