Least Common Multiple (LCM) of 169 and 130
The least common multiple (LCM) of 169 and 130 is 1690.
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 169 and 130?
First, calculate the GCD of 169 and 130 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 169 ÷ 130 = 1 remainder 39 |
| 2 | 130 ÷ 39 = 3 remainder 13 |
| 3 | 39 ÷ 13 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 94 and 133 | 12502 |
| 78 and 66 | 858 |
| 19 and 114 | 114 |
| 22 and 33 | 66 |
| 153 and 126 | 2142 |