Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 164 and 165 the smallest integer that is 27060 that is divisible by both numbers.
Least Common Multiple (LCM) of 164 and 165 is 27060.
LCM(164,165) = 27060
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 164 and 165. First we will calculate the prime factors of 164 and 165.
Prime Factorization of 164
2 | 164 |
2 | 82 |
41 | 41 |
1 |
Prime factors of 164 are 2,41. Prime factorization of 164 in exponential form is:
164 = 22×411
Prime Factorization of 165
3 | 165 |
5 | 55 |
11 | 11 |
1 |
Prime factors of 165 are 3, 5,11. Prime factorization of 165 in exponential form is:
165 = 31×51×111
Now multiplying the highest exponent prime factors to calculate the LCM of 164 and 165.
LCM(164,165) = 22×31×51×111×411
LCM(164,165) = 27060
Factors of 164
List of positive integer factors of 164 that divides 164 without a remainder.
1, 2, 4, 41, 82, 164
Factors of 165
List of positive integer factors of 165 that divides 165 without a remainder.
1, 3, 5, 11, 15, 33, 55, 165
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 164 and 165, than apply into the LCM equation.
GCF(164,165) = 1
LCM(164,165) = ( 164 × 165) / 1
LCM(164,165) = 27060 / 1
LCM(164,165) = 27060
(i) The LCM of 165 and 164 is associative
LCM of 164 and 165 = LCM of 165 and 164
1. What is the LCM of 164 and 165?
Answer: LCM of 164 and 165 is 27060.
2. What are the Factors of 164?
Answer: Factors of 164 are 1, 2, 4, 41, 82, 164. There are 6 integers that are factors of 164. The greatest factor of 164 is 164.
3. What are the Factors of 165?
Answer: Factors of 165 are 1, 3, 5, 11, 15, 33, 55, 165. There are 8 integers that are factors of 165. The greatest factor of 165 is 165.
4. How to Find the LCM of 164 and 165?
Answer:
Least Common Multiple of 164 and 165 = 27060
Step 1: Find the prime factorization of 164
164 = 2 x 2 x 41
Step 2: Find the prime factorization of 165
165 = 3 x 5 x 11
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 27060 = 2 x 2 x 3 x 5 x 11 x 41
Step 4: Therefore, the least common multiple of 164 and 165 is 27060.