Least Common Multiple (LCM) of 169 and 60
The least common multiple (LCM) of 169 and 60 is 10140.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 169 and 60?
First, calculate the GCD of 169 and 60 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 169 ÷ 60 = 2 remainder 49 |
| 2 | 60 ÷ 49 = 1 remainder 11 |
| 3 | 49 ÷ 11 = 4 remainder 5 |
| 4 | 11 ÷ 5 = 2 remainder 1 |
| 5 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 140 and 51 | 7140 |
| 21 and 35 | 105 |
| 25 and 188 | 4700 |
| 39 and 129 | 1677 |
| 102 and 65 | 6630 |