Least Common Multiple (LCM) of 70 and 151
The least common multiple (LCM) of 70 and 151 is 10570.
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 151?
First, calculate the GCD of 70 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 70 ÷ 151 = 0 remainder 70 |
| 2 | 151 ÷ 70 = 2 remainder 11 |
| 3 | 70 ÷ 11 = 6 remainder 4 |
| 4 | 11 ÷ 4 = 2 remainder 3 |
| 5 | 4 ÷ 3 = 1 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 60 and 119 | 7140 |
| 190 and 106 | 10070 |
| 192 and 182 | 17472 |
| 154 and 121 | 1694 |
| 75 and 130 | 1950 |