Least Common Multiple (LCM) of 165 and 139
The least common multiple (LCM) of 165 and 139 is 22935.
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 165 and 139?
First, calculate the GCD of 165 and 139 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 165 ÷ 139 = 1 remainder 26 |
| 2 | 139 ÷ 26 = 5 remainder 9 |
| 3 | 26 ÷ 9 = 2 remainder 8 |
| 4 | 9 ÷ 8 = 1 remainder 1 |
| 5 | 8 ÷ 1 = 8 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 174 and 74 | 6438 |
| 68 and 56 | 952 |
| 42 and 140 | 420 |
| 24 and 114 | 456 |
| 187 and 78 | 14586 |