Least Common Multiple (LCM) of 133 and 49
The least common multiple (LCM) of 133 and 49 is 931.
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 133 and 49?
First, calculate the GCD of 133 and 49 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 133 ÷ 49 = 2 remainder 35 |
| 2 | 49 ÷ 35 = 1 remainder 14 |
| 3 | 35 ÷ 14 = 2 remainder 7 |
| 4 | 14 ÷ 7 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 39 and 63 | 819 |
| 31 and 130 | 4030 |
| 91 and 157 | 14287 |
| 102 and 120 | 2040 |
| 44 and 87 | 3828 |