Least Common Multiple (LCM) of 161 and 95
The least common multiple (LCM) of 161 and 95 is 15295.
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 161 and 95?
First, calculate the GCD of 161 and 95 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 161 ÷ 95 = 1 remainder 66 |
| 2 | 95 ÷ 66 = 1 remainder 29 |
| 3 | 66 ÷ 29 = 2 remainder 8 |
| 4 | 29 ÷ 8 = 3 remainder 5 |
| 5 | 8 ÷ 5 = 1 remainder 3 |
| 6 | 5 ÷ 3 = 1 remainder 2 |
| 7 | 3 ÷ 2 = 1 remainder 1 |
| 8 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 38 and 115 | 4370 |
| 191 and 77 | 14707 |
| 194 and 31 | 6014 |
| 139 and 159 | 22101 |
| 48 and 71 | 3408 |