Least Common Multiple (LCM) of 160 and 39
The least common multiple (LCM) of 160 and 39 is 6240.
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 160 and 39?
First, calculate the GCD of 160 and 39 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 160 ÷ 39 = 4 remainder 4 |
| 2 | 39 ÷ 4 = 9 remainder 3 |
| 3 | 4 ÷ 3 = 1 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 66 and 145 | 9570 |
| 87 and 44 | 3828 |
| 78 and 140 | 5460 |
| 33 and 13 | 429 |
| 52 and 50 | 1300 |