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 1330 the smallest integer that is 352450 that is divisible by both numbers.
Least Common Multiple (LCM) of 1325 and 1330 is 352450.
LCM(1325,1330) = 352450
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 1330. First we will calculate the prime factors of 1325 and 1330.
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 1330
2 | 1330 |
5 | 665 |
7 | 133 |
19 | 19 |
1 |
Prime factors of 1330 are 2, 5, 7,19. Prime factorization of 1330 in exponential form is:
1330 = 21×51×71×191
Now multiplying the highest exponent prime factors to calculate the LCM of 1325 and 1330.
LCM(1325,1330) = 21×52×71×191×531
LCM(1325,1330) = 352450
Factors of 1325
List of positive integer factors of 1325 that divides 1325 without a remainder.
1, 5, 25, 53, 265, 1325
Factors of 1330
List of positive integer factors of 1330 that divides 1330 without a remainder.
1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1325 and 1330, than apply into the LCM equation.
GCF(1325,1330) = 5
LCM(1325,1330) = ( 1325 × 1330) / 5
LCM(1325,1330) = 1762250 / 5
LCM(1325,1330) = 352450
(i) The LCM of 1330 and 1325 is associative
LCM of 1325 and 1330 = LCM of 1330 and 1325
1. What is the LCM of 1325 and 1330?
Answer: LCM of 1325 and 1330 is 352450.
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 1330?
Answer: Factors of 1330 are 1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330. There are 16 integers that are factors of 1330. The greatest factor of 1330 is 1330.
4. How to Find the LCM of 1325 and 1330?
Answer:
Least Common Multiple of 1325 and 1330 = 352450
Step 1: Find the prime factorization of 1325
1325 = 5 x 5 x 53
Step 2: Find the prime factorization of 1330
1330 = 2 x 5 x 7 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 352450 = 2 x 5 x 5 x 7 x 19 x 53
Step 4: Therefore, the least common multiple of 1325 and 1330 is 352450.