Least Common Multiple (LCM) of 169 and 101
The least common multiple (LCM) of 169 and 101 is 17069.
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 101?
First, calculate the GCD of 169 and 101 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 169 ÷ 101 = 1 remainder 68 |
| 2 | 101 ÷ 68 = 1 remainder 33 |
| 3 | 68 ÷ 33 = 2 remainder 2 |
| 4 | 33 ÷ 2 = 16 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 182 and 64 | 5824 |
| 20 and 79 | 1580 |
| 49 and 163 | 7987 |
| 174 and 97 | 16878 |
| 160 and 99 | 15840 |