Least Common Multiple (LCM) of 69 and 139
The least common multiple (LCM) of 69 and 139 is 9591.
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 69 and 139?
First, calculate the GCD of 69 and 139 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 69 ÷ 139 = 0 remainder 69 |
| 2 | 139 ÷ 69 = 2 remainder 1 |
| 3 | 69 ÷ 1 = 69 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 174 and 77 | 13398 |
| 139 and 27 | 3753 |
| 134 and 36 | 2412 |
| 115 and 132 | 15180 |
| 127 and 48 | 6096 |