Least Common Multiple (LCM) of 130 and 151
The least common multiple (LCM) of 130 and 151 is 19630.
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 151?
First, calculate the GCD of 130 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 130 ÷ 151 = 0 remainder 130 |
| 2 | 151 ÷ 130 = 1 remainder 21 |
| 3 | 130 ÷ 21 = 6 remainder 4 |
| 4 | 21 ÷ 4 = 5 remainder 1 |
| 5 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 133 and 155 | 20615 |
| 155 and 79 | 12245 |
| 169 and 155 | 26195 |
| 44 and 187 | 748 |
| 106 and 63 | 6678 |