Least Common Multiple (LCM) of 39 and 104
The least common multiple (LCM) of 39 and 104 is 312.
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 39 and 104?
First, calculate the GCD of 39 and 104 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 39 ÷ 104 = 0 remainder 39 |
| 2 | 104 ÷ 39 = 2 remainder 26 |
| 3 | 39 ÷ 26 = 1 remainder 13 |
| 4 | 26 ÷ 13 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 143 and 198 | 2574 |
| 128 and 92 | 2944 |
| 22 and 29 | 638 |
| 19 and 58 | 1102 |
| 130 and 140 | 1820 |