Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 104 and 112 the smallest integer that is 1456 that is divisible by both numbers.
Least Common Multiple (LCM) of 104 and 112 is 1456.
LCM(104,112) = 1456
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 104 and 112. First we will calculate the prime factors of 104 and 112.
Prime Factorization of 104
2 | 104 |
2 | 52 |
2 | 26 |
13 | 13 |
1 |
Prime factors of 104 are 2,13. Prime factorization of 104 in exponential form is:
104 = 23×131
Prime Factorization of 112
2 | 112 |
2 | 56 |
2 | 28 |
2 | 14 |
7 | 7 |
1 |
Prime factors of 112 are 2,7. Prime factorization of 112 in exponential form is:
112 = 24×71
Now multiplying the highest exponent prime factors to calculate the LCM of 104 and 112.
LCM(104,112) = 24×71×131
LCM(104,112) = 1456
Factors of 104
List of positive integer factors of 104 that divides 104 without a remainder.
1, 2, 4, 8, 13, 26, 52, 104
Factors of 112
List of positive integer factors of 112 that divides 112 without a remainder.
1, 2, 4, 7, 8, 14, 16, 28, 56, 112
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 104 and 112, than apply into the LCM equation.
GCF(104,112) = 8
LCM(104,112) = ( 104 × 112) / 8
LCM(104,112) = 11648 / 8
LCM(104,112) = 1456
(i) The LCM of 112 and 104 is associative
LCM of 104 and 112 = LCM of 112 and 104
1. What is the LCM of 104 and 112?
Answer: LCM of 104 and 112 is 1456.
2. What are the Factors of 104?
Answer: Factors of 104 are 1, 2, 4, 8, 13, 26, 52, 104. There are 8 integers that are factors of 104. The greatest factor of 104 is 104.
3. What are the Factors of 112?
Answer: Factors of 112 are 1, 2, 4, 7, 8, 14, 16, 28, 56, 112. There are 10 integers that are factors of 112. The greatest factor of 112 is 112.
4. How to Find the LCM of 104 and 112?
Answer:
Least Common Multiple of 104 and 112 = 1456
Step 1: Find the prime factorization of 104
104 = 2 x 2 x 2 x 13
Step 2: Find the prime factorization of 112
112 = 2 x 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 = 1456 = 2 x 2 x 2 x 2 x 7 x 13
Step 4: Therefore, the least common multiple of 104 and 112 is 1456.