Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7386 and 7390 the smallest integer that is 27291270 that is divisible by both numbers.
Least Common Multiple (LCM) of 7386 and 7390 is 27291270.
LCM(7386,7390) = 27291270
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 7386 and 7390. First we will calculate the prime factors of 7386 and 7390.
Prime Factorization of 7386
2 | 7386 |
3 | 3693 |
1231 | 1231 |
1 |
Prime factors of 7386 are 2, 3,1231. Prime factorization of 7386 in exponential form is:
7386 = 21×31×12311
Prime Factorization of 7390
2 | 7390 |
5 | 3695 |
739 | 739 |
1 |
Prime factors of 7390 are 2, 5,739. Prime factorization of 7390 in exponential form is:
7390 = 21×51×7391
Now multiplying the highest exponent prime factors to calculate the LCM of 7386 and 7390.
LCM(7386,7390) = 21×31×51×7391×12311
LCM(7386,7390) = 27291270
Factors of 7386
List of positive integer factors of 7386 that divides 7386 without a remainder.
1, 2, 3, 6, 1231, 2462, 3693, 7386
Factors of 7390
List of positive integer factors of 7390 that divides 7390 without a remainder.
1, 2, 5, 10, 739, 1478, 3695, 7390
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7386 and 7390, than apply into the LCM equation.
GCF(7386,7390) = 2
LCM(7386,7390) = ( 7386 × 7390) / 2
LCM(7386,7390) = 54582540 / 2
LCM(7386,7390) = 27291270
(i) The LCM of 7390 and 7386 is associative
LCM of 7386 and 7390 = LCM of 7390 and 7386
1. What is the LCM of 7386 and 7390?
Answer: LCM of 7386 and 7390 is 27291270.
2. What are the Factors of 7386?
Answer: Factors of 7386 are 1, 2, 3, 6, 1231, 2462, 3693, 7386. There are 8 integers that are factors of 7386. The greatest factor of 7386 is 7386.
3. What are the Factors of 7390?
Answer: Factors of 7390 are 1, 2, 5, 10, 739, 1478, 3695, 7390. There are 8 integers that are factors of 7390. The greatest factor of 7390 is 7390.
4. How to Find the LCM of 7386 and 7390?
Answer:
Least Common Multiple of 7386 and 7390 = 27291270
Step 1: Find the prime factorization of 7386
7386 = 2 x 3 x 1231
Step 2: Find the prime factorization of 7390
7390 = 2 x 5 x 739
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 27291270 = 2 x 3 x 5 x 739 x 1231
Step 4: Therefore, the least common multiple of 7386 and 7390 is 27291270.