Least Common Multiple (LCM) of 55 and 152
The least common multiple (LCM) of 55 and 152 is 8360.
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 55 and 152?
First, calculate the GCD of 55 and 152 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 55 ÷ 152 = 0 remainder 55 |
| 2 | 152 ÷ 55 = 2 remainder 42 |
| 3 | 55 ÷ 42 = 1 remainder 13 |
| 4 | 42 ÷ 13 = 3 remainder 3 |
| 5 | 13 ÷ 3 = 4 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 128 and 53 | 6784 |
| 47 and 193 | 9071 |
| 70 and 126 | 630 |
| 146 and 130 | 9490 |
| 151 and 123 | 18573 |