
Least Common Multiple (LCM) of 125 and 53
The least common multiple (LCM) of 125 and 53 is 6625.
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 125 and 53?
First, calculate the GCD of 125 and 53 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
Step | Calculation |
---|---|
1 | 125 ÷ 53 = 2 remainder 19 |
2 | 53 ÷ 19 = 2 remainder 15 |
3 | 19 ÷ 15 = 1 remainder 4 |
4 | 15 ÷ 4 = 3 remainder 3 |
5 | 4 ÷ 3 = 1 remainder 1 |
6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
Numbers | LCM |
---|---|
28 and 76 | 532 |
30 and 74 | 1110 |
112 and 70 | 560 |
14 and 27 | 378 |
69 and 53 | 3657 |