Least Common Multiple (LCM) of 70 and 157
The least common multiple (LCM) of 70 and 157 is 10990.
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 70 and 157?
First, calculate the GCD of 70 and 157 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 70 ÷ 157 = 0 remainder 70 |
| 2 | 157 ÷ 70 = 2 remainder 17 |
| 3 | 70 ÷ 17 = 4 remainder 2 |
| 4 | 17 ÷ 2 = 8 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 110 and 79 | 8690 |
| 46 and 65 | 2990 |
| 115 and 70 | 1610 |
| 56 and 22 | 616 |
| 108 and 131 | 14148 |