Least Common Multiple (LCM) of 70 and 148
The least common multiple (LCM) of 70 and 148 is 5180.
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 148?
First, calculate the GCD of 70 and 148 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 70 ÷ 148 = 0 remainder 70 |
| 2 | 148 ÷ 70 = 2 remainder 8 |
| 3 | 70 ÷ 8 = 8 remainder 6 |
| 4 | 8 ÷ 6 = 1 remainder 2 |
| 5 | 6 ÷ 2 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 137 and 130 | 17810 |
| 187 and 140 | 26180 |
| 105 and 16 | 1680 |
| 65 and 72 | 4680 |
| 165 and 151 | 24915 |