Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1325 and 1329 the smallest integer that is 1760925 that is divisible by both numbers.
Least Common Multiple (LCM) of 1325 and 1329 is 1760925.
LCM(1325,1329) = 1760925
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 1325 and 1329. First we will calculate the prime factors of 1325 and 1329.
Prime Factorization of 1325
5 | 1325 |
5 | 265 |
53 | 53 |
1 |
Prime factors of 1325 are 5,53. Prime factorization of 1325 in exponential form is:
1325 = 52×531
Prime Factorization of 1329
3 | 1329 |
443 | 443 |
1 |
Prime factors of 1329 are 3,443. Prime factorization of 1329 in exponential form is:
1329 = 31×4431
Now multiplying the highest exponent prime factors to calculate the LCM of 1325 and 1329.
LCM(1325,1329) = 31×52×531×4431
LCM(1325,1329) = 1760925
Factors of 1325
List of positive integer factors of 1325 that divides 1325 without a remainder.
1, 5, 25, 53, 265, 1325
Factors of 1329
List of positive integer factors of 1329 that divides 1329 without a remainder.
1, 3, 443, 1329
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1325 and 1329, than apply into the LCM equation.
GCF(1325,1329) = 1
LCM(1325,1329) = ( 1325 × 1329) / 1
LCM(1325,1329) = 1760925 / 1
LCM(1325,1329) = 1760925
(i) The LCM of 1329 and 1325 is associative
LCM of 1325 and 1329 = LCM of 1329 and 1325
1. What is the LCM of 1325 and 1329?
Answer: LCM of 1325 and 1329 is 1760925.
2. What are the Factors of 1325?
Answer: Factors of 1325 are 1, 5, 25, 53, 265, 1325. There are 6 integers that are factors of 1325. The greatest factor of 1325 is 1325.
3. What are the Factors of 1329?
Answer: Factors of 1329 are 1, 3, 443, 1329. There are 4 integers that are factors of 1329. The greatest factor of 1329 is 1329.
4. How to Find the LCM of 1325 and 1329?
Answer:
Least Common Multiple of 1325 and 1329 = 1760925
Step 1: Find the prime factorization of 1325
1325 = 5 x 5 x 53
Step 2: Find the prime factorization of 1329
1329 = 3 x 443
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1760925 = 3 x 5 x 5 x 53 x 443
Step 4: Therefore, the least common multiple of 1325 and 1329 is 1760925.