LCM of 141 and 274
38634 is the LCM of 141 and 274. The step-by-step solution using prime factors and special division methods is one of the simple methods to easily understand how to find what is the LCM of 141 and 274, provided along with the use cases of mathematics and real-world problems.
what is the lcm of 141 and 274?
lcm (141 274) = (?)
141 => 3 x 47
274 => 2 x 137
= 3 x 47 x 2 x 137
= 38634
lcm (141 and 274) = 38634
38634 is the LCM of 141 and 274.
where,
141 is a positive integer,
274 is a positive integer,
38634 is the LCM of 141 and 274,
There is no common factors of 141 and 274 in {3 x 47, 2 x 137},
{3 x 47 x 2 x 137} in {3 x 47, 2 x 137} are the uncommon factors of 141 and 274.
Use in Mathematics: LCM of 141 and 274
The below are some of the mathematical applications where lcm of 141 and 274 can be used:
- to find the least number which is exactly divisible by 141 and 274.
- to find the common denominator for two fractions having 141 and 274 as denominators in the unlike fractions addition or subtraction.
In the context of lcm real world problems, the lcm of 141 and 274 helps to find the exact time when two similar and recurring events with different time schedule happens together at the same time. For example, the real world problems involve lcm in situations to find at what time the bells A and B all toll together, if bell A tolls at 141 seconds and bell B tolls at 274 seconds repeatedly. The answer is that all bells A and B toll together at 38634 seconds for the first time, at 77268 seconds for the second time, at 115902 seconds for the third time and so on.
Important Notes: 141 and 274 lcm
The below are the important notes to be remembered while solving the lcm of 141 and 274:
- The common prime factors and the remaining prime factors of 141 and 274 should be multiplied to find the least common multiple of 141 and 274, when solving lcm by using prime factors method.
- The results of lcm of 141 and 274, and the lcm of 274 and 141 are identical, it means the order of given numbers in the lcm calculation doesn't affect the results.
How-to: What is the LCM of 141 and 274?
The below solved example with step by step work shows how to find what is the lcm of 141 and 274 by using prime factors method and division method.
Solved example using prime factors method:
What is the LCM of 141 and 274?
step 1
Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 141
B = 274
What to be found:
find the lcm of 141 and 274
step 2 Find the prime factors of 141 and 274:
Prime factors of 141 = 3 x 47
Prime factors of 274 = 2 x 137
step 3Identify the repeated and non-repeated prime factors of 141 and 274:
Since there is no common factors between 141 and 274, multiplying the given numbers directly provides the LCM of
141 and 274.
= 141 x 274
= 38634
lcm(141 and 274) = 38634
Hence,
lcm of 141 and 274 is 38634
This special division method is one of the easiest ways to understand the entire calculation to find the LCM of 141 and 274.
step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 141 and 274
What to be found:
lcm (141, 274) = ?
step 2 Arrange the given integers in the horizontal form with space or comma separated format:
141 and 274
step 3 Choose the divisor which divides each or most of the given integers (141 and 274), divide each integers separately and write down the quotient in the next line right under the respective integers. Bring down the integer to the next line if any integer in 141 and 274 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:
| 2 | 141 | 274 |
| 3 | 141 | 137 |
| 47 | 47 | 137 |
| 137 | 1 | 137 |
| 1 | 1 |
step 4 Multiply the divisors to find the lcm of 141 and 274:
= 2 x 3 x 47 x 137
= 38634
LCM(141, 274) = 38634
The LCM of two numbers 141 and 274 is 38634