Solution - Least common multiple (LCM)
1,428
Step by Step Solution
Least Common Multiple is :
1428Calculate Least Common Multiple for :
21, 17 and 28
Factorize of the above numbers :
21 = 3 • 7
17 = 17
28 = 22 • 7
Build a prime factors table
| Prime Factor | Number 21 | Number 17 | Number 28 | L.C.M (max) |
|---|---|---|---|---|
| 2 | 0 | 0 | 2 | 2 |
| 3 | 1 | 0 | 0 | 1 |
| 7 | 1 | 0 | 1 | 1 |
| 17 | 0 | 1 | 0 | 1 |
LCM = 22 • 3 • 7 • 17
Least Common Multiple is :
1428How did we do?
Please leave us feedback.