Least Common Multiple (LCM) of 155 and 174
The least common multiple (LCM) of 155 and 174 is 26970.
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 155 and 174?
First, calculate the GCD of 155 and 174 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 155 ÷ 174 = 0 remainder 155 |
| 2 | 174 ÷ 155 = 1 remainder 19 |
| 3 | 155 ÷ 19 = 8 remainder 3 |
| 4 | 19 ÷ 3 = 6 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 131 and 123 | 16113 |
| 177 and 158 | 27966 |
| 177 and 130 | 23010 |
| 58 and 74 | 2146 |
| 13 and 52 | 52 |