Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 44 and 56 the smallest integer that is 616 that is divisible by both numbers.
Least Common Multiple (LCM) of 44 and 56 is 616.
LCM(44,56) = 616
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 44 and 56. First we will calculate the prime factors of 44 and 56.
Prime Factorization of 44
2 | 44 |
2 | 22 |
11 | 11 |
1 |
Prime factors of 44 are 2,11. Prime factorization of 44 in exponential form is:
44 = 22×111
Prime Factorization of 56
2 | 56 |
2 | 28 |
2 | 14 |
7 | 7 |
1 |
Prime factors of 56 are 2,7. Prime factorization of 56 in exponential form is:
56 = 23×71
Now multiplying the highest exponent prime factors to calculate the LCM of 44 and 56.
LCM(44,56) = 23×71×111
LCM(44,56) = 616
Factors of 44
List of positive integer factors of 44 that divides 44 without a remainder.
1, 2, 4, 11, 22, 44
Factors of 56
List of positive integer factors of 56 that divides 56 without a remainder.
1, 2, 4, 7, 8, 14, 28, 56
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 44 and 56, than apply into the LCM equation.
GCF(44,56) = 4
LCM(44,56) = ( 44 × 56) / 4
LCM(44,56) = 2464 / 4
LCM(44,56) = 616
(i) The LCM of 56 and 44 is associative
LCM of 44 and 56 = LCM of 56 and 44
1. What is the LCM of 44 and 56?
Answer: LCM of 44 and 56 is 616.
2. What are the Factors of 44?
Answer: Factors of 44 are 1, 2, 4, 11, 22, 44. There are 6 integers that are factors of 44. The greatest factor of 44 is 44.
3. What are the Factors of 56?
Answer: Factors of 56 are 1, 2, 4, 7, 8, 14, 28, 56. There are 8 integers that are factors of 56. The greatest factor of 56 is 56.
4. How to Find the LCM of 44 and 56?
Answer:
Least Common Multiple of 44 and 56 = 616
Step 1: Find the prime factorization of 44
44 = 2 x 2 x 11
Step 2: Find the prime factorization of 56
56 = 2 x 2 x 2 x 7
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 616 = 2 x 2 x 2 x 7 x 11
Step 4: Therefore, the least common multiple of 44 and 56 is 616.