LCM of 71 and 265
18815 is the LCM of 71 and 265. 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 71 and 265, provided along with the use cases of mathematics and real-world problems.
what is the lcm of 71 and 265?
lcm (71 265) = (?)
71 => 71
265 => 5 x 53
= 71 x 5 x 53
= 18815
lcm (71 and 265) = 18815
18815 is the LCM of 71 and 265.
where,
71 is a positive integer,
265 is a positive integer,
18815 is the LCM of 71 and 265,
There is no common factors of 71 and 265 in {71, 5 x 53},
{71 x 5 x 53} in {71, 5 x 53} are the uncommon factors of 71 and 265.
Use in Mathematics: LCM of 71 and 265
The below are some of the mathematical applications where lcm of 71 and 265 can be used:
- to find the least number which is exactly divisible by 71 and 265.
- to find the common denominator for two fractions having 71 and 265 as denominators in the unlike fractions addition or subtraction.
In the context of lcm real world problems, the lcm of 71 and 265 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 71 seconds and bell B tolls at 265 seconds repeatedly. The answer is that all bells A and B toll together at 18815 seconds for the first time, at 37630 seconds for the second time, at 56445 seconds for the third time and so on.
Important Notes: 71 and 265 lcm
The below are the important notes to be remembered while solving the lcm of 71 and 265:
- The common prime factors and the remaining prime factors of 71 and 265 should be multiplied to find the least common multiple of 71 and 265, when solving lcm by using prime factors method.
- The results of lcm of 71 and 265, and the lcm of 265 and 71 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 71 and 265?
The below solved example with step by step work shows how to find what is the lcm of 71 and 265 by using prime factors method and division method.
Solved example using prime factors method:
What is the LCM of 71 and 265?
step 1
Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 71
B = 265
What to be found:
find the lcm of 71 and 265
step 2 Find the prime factors of 71 and 265:
Prime factors of 71 = 71
Prime factors of 265 = 5 x 53
step 3Identify the repeated and non-repeated prime factors of 71 and 265:
Since there is no common factors between 71 and 265, multiplying the given numbers directly provides the LCM of
71 and 265.
= 71 x 265
= 18815
lcm(71 and 265) = 18815
Hence,
lcm of 71 and 265 is 18815
This special division method is one of the easiest ways to understand the entire calculation to find the LCM of 71 and 265.
step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 71 and 265
What to be found:
lcm (71, 265) = ?
step 2 Arrange the given integers in the horizontal form with space or comma separated format:
71 and 265
step 3 Choose the divisor which divides each or most of the given integers (71 and 265), 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 71 and 265 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:
| 5 | 71 | 265 |
| 53 | 71 | 53 |
| 71 | 71 | 1 |
| 1 | 1 |
step 4 Multiply the divisors to find the lcm of 71 and 265:
= 5 x 53 x 71
= 18815
LCM(71, 265) = 18815
The LCM of two numbers 71 and 265 is 18815