Least Common Multiple (LCM) of 157 and 147
The least common multiple (LCM) of 157 and 147 is 23079.
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 157 and 147?
First, calculate the GCD of 157 and 147 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 157 ÷ 147 = 1 remainder 10 |
| 2 | 147 ÷ 10 = 14 remainder 7 |
| 3 | 10 ÷ 7 = 1 remainder 3 |
| 4 | 7 ÷ 3 = 2 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 31 and 140 | 4340 |
| 27 and 20 | 540 |
| 97 and 27 | 2619 |
| 87 and 133 | 11571 |
| 18 and 46 | 414 |