Least Common Multiple (LCM) of 161 and 175
The least common multiple (LCM) of 161 and 175 is 4025.
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 175?
First, calculate the GCD of 161 and 175 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 161 ÷ 175 = 0 remainder 161 |
| 2 | 175 ÷ 161 = 1 remainder 14 |
| 3 | 161 ÷ 14 = 11 remainder 7 |
| 4 | 14 ÷ 7 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 136 and 147 | 19992 |
| 163 and 17 | 2771 |
| 57 and 21 | 399 |
| 60 and 31 | 1860 |
| 176 and 34 | 2992 |