Least Common Multiple (LCM) of 121 and 59
The least common multiple (LCM) of 121 and 59 is 7139.
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 121 and 59?
First, calculate the GCD of 121 and 59 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 121 ÷ 59 = 2 remainder 3 |
| 2 | 59 ÷ 3 = 19 remainder 2 |
| 3 | 3 ÷ 2 = 1 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 71 and 11 | 781 |
| 115 and 26 | 2990 |
| 169 and 168 | 28392 |
| 137 and 125 | 17125 |
| 155 and 141 | 21855 |