LCM of 172 and 177
30444 is the LCM of 172 and 177. 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 172 and 177, provided along with the use cases of mathematics and real-world problems.
what is the lcm of 172 and 177?
lcm (172 177) = (?)
172 => 2 x 2 x 43
177 => 3 x 59
= 2 x 2 x 43 x 3 x 59
= 30444
lcm (172 and 177) = 30444
30444 is the LCM of 172 and 177.
where,
172 is a positive integer,
177 is a positive integer,
30444 is the LCM of 172 and 177,
There is no common factors of 172 and 177 in {2 x 2 x 43, 3 x 59},
{2 x 2 x 43 x 3 x 59} in {2 x 2 x 43, 3 x 59} are the uncommon factors of 172 and 177.
Use in Mathematics: LCM of 172 and 177
The below are some of the mathematical applications where lcm of 172 and 177 can be used:
- to find the least number which is exactly divisible by 172 and 177.
- to find the common denominator for two fractions having 172 and 177 as denominators in the unlike fractions addition or subtraction.
In the context of lcm real world problems, the lcm of 172 and 177 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 172 seconds and bell B tolls at 177 seconds repeatedly. The answer is that all bells A and B toll together at 30444 seconds for the first time, at 60888 seconds for the second time, at 91332 seconds for the third time and so on.
Important Notes: 172 and 177 lcm
The below are the important notes to be remembered while solving the lcm of 172 and 177:
- The common prime factors and the remaining prime factors of 172 and 177 should be multiplied to find the least common multiple of 172 and 177, when solving lcm by using prime factors method.
- The results of lcm of 172 and 177, and the lcm of 177 and 172 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 172 and 177?
The below solved example with step by step work shows how to find what is the lcm of 172 and 177 by using prime factors method and division method.
Solved example using prime factors method:
What is the LCM of 172 and 177?
step 1
Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 172
B = 177
What to be found:
find the lcm of 172 and 177
step 2 Find the prime factors of 172 and 177:
Prime factors of 172 = 2 x 2 x 43
Prime factors of 177 = 3 x 59
step 3Identify the repeated and non-repeated prime factors of 172 and 177:
Since there is no common factors between 172 and 177, multiplying the given numbers directly provides the LCM of
172 and 177.
= 172 x 177
= 30444
lcm(172 and 177) = 30444
Hence,
lcm of 172 and 177 is 30444
This special division method is one of the easiest ways to understand the entire calculation to find the LCM of 172 and 177.
step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 172 and 177
What to be found:
lcm (172, 177) = ?
step 2 Arrange the given integers in the horizontal form with space or comma separated format:
172 and 177
step 3 Choose the divisor which divides each or most of the given integers (172 and 177), 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 172 and 177 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:
| 2 | 172 | 177 |
| 2 | 86 | 177 |
| 3 | 43 | 177 |
| 43 | 43 | 59 |
| 59 | 1 | 59 |
| 1 | 1 |
step 4 Multiply the divisors to find the lcm of 172 and 177:
= 2 x 2 x 3 x 43 x 59
= 30444
LCM(172, 177) = 30444
The LCM of two numbers 172 and 177 is 30444