Least Common Multiple (LCM) of 63 and 175
The least common multiple (LCM) of 63 and 175 is 1575.
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 63 and 175?
First, calculate the GCD of 63 and 175 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 63 ÷ 175 = 0 remainder 63 |
| 2 | 175 ÷ 63 = 2 remainder 49 |
| 3 | 63 ÷ 49 = 1 remainder 14 |
| 4 | 49 ÷ 14 = 3 remainder 7 |
| 5 | 14 ÷ 7 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 30 and 133 | 3990 |
| 162 and 61 | 9882 |
| 72 and 166 | 5976 |
| 43 and 48 | 2064 |
| 88 and 121 | 968 |