Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7389 and 7396 the smallest integer that is 54649044 that is divisible by both numbers.
Least Common Multiple (LCM) of 7389 and 7396 is 54649044.
LCM(7389,7396) = 54649044
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 7389 and 7396. First we will calculate the prime factors of 7389 and 7396.
Prime Factorization of 7389
3 | 7389 |
3 | 2463 |
821 | 821 |
1 |
Prime factors of 7389 are 3,821. Prime factorization of 7389 in exponential form is:
7389 = 32×8211
Prime Factorization of 7396
2 | 7396 |
2 | 3698 |
43 | 1849 |
43 | 43 |
1 |
Prime factors of 7396 are 2,43. Prime factorization of 7396 in exponential form is:
7396 = 22×432
Now multiplying the highest exponent prime factors to calculate the LCM of 7389 and 7396.
LCM(7389,7396) = 22×32×432×8211
LCM(7389,7396) = 54649044
Factors of 7389
List of positive integer factors of 7389 that divides 7389 without a remainder.
1, 3, 9, 821, 2463, 7389
Factors of 7396
List of positive integer factors of 7396 that divides 7396 without a remainder.
1, 2, 4, 43, 86, 172, 1849, 3698, 7396
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7389 and 7396, than apply into the LCM equation.
GCF(7389,7396) = 1
LCM(7389,7396) = ( 7389 × 7396) / 1
LCM(7389,7396) = 54649044 / 1
LCM(7389,7396) = 54649044
(i) The LCM of 7396 and 7389 is associative
LCM of 7389 and 7396 = LCM of 7396 and 7389
1. What is the LCM of 7389 and 7396?
Answer: LCM of 7389 and 7396 is 54649044.
2. What are the Factors of 7389?
Answer: Factors of 7389 are 1, 3, 9, 821, 2463, 7389. There are 6 integers that are factors of 7389. The greatest factor of 7389 is 7389.
3. What are the Factors of 7396?
Answer: Factors of 7396 are 1, 2, 4, 43, 86, 172, 1849, 3698, 7396. There are 9 integers that are factors of 7396. The greatest factor of 7396 is 7396.
4. How to Find the LCM of 7389 and 7396?
Answer:
Least Common Multiple of 7389 and 7396 = 54649044
Step 1: Find the prime factorization of 7389
7389 = 3 x 3 x 821
Step 2: Find the prime factorization of 7396
7396 = 2 x 2 x 43 x 43
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 54649044 = 2 x 2 x 3 x 3 x 43 x 43 x 821
Step 4: Therefore, the least common multiple of 7389 and 7396 is 54649044.