Least Common Multiple (LCM) of 113 and 90
The least common multiple (LCM) of 113 and 90 is 10170.
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 113 and 90?
First, calculate the GCD of 113 and 90 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 113 ÷ 90 = 1 remainder 23 |
| 2 | 90 ÷ 23 = 3 remainder 21 |
| 3 | 23 ÷ 21 = 1 remainder 2 |
| 4 | 21 ÷ 2 = 10 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 24 and 198 | 792 |
| 63 and 178 | 11214 |
| 155 and 142 | 22010 |
| 163 and 18 | 2934 |
| 130 and 71 | 9230 |