Least Common Multiple (LCM) of 130 and 137
The least common multiple (LCM) of 130 and 137 is 17810.
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 130 and 137?
First, calculate the GCD of 130 and 137 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 130 ÷ 137 = 0 remainder 130 |
| 2 | 137 ÷ 130 = 1 remainder 7 |
| 3 | 130 ÷ 7 = 18 remainder 4 |
| 4 | 7 ÷ 4 = 1 remainder 3 |
| 5 | 4 ÷ 3 = 1 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 161 and 49 | 1127 |
| 57 and 176 | 10032 |
| 129 and 65 | 8385 |
| 152 and 70 | 5320 |
| 83 and 167 | 13861 |