Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 5634 and 5642 the smallest integer that is 15893514 that is divisible by both numbers.
Least Common Multiple (LCM) of 5634 and 5642 is 15893514.
LCM(5634,5642) = 15893514
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 5634 and 5642. First we will calculate the prime factors of 5634 and 5642.
Prime Factorization of 5634
2 | 5634 |
3 | 2817 |
3 | 939 |
313 | 313 |
1 |
Prime factors of 5634 are 2, 3,313. Prime factorization of 5634 in exponential form is:
5634 = 21×32×3131
Prime Factorization of 5642
2 | 5642 |
7 | 2821 |
13 | 403 |
31 | 31 |
1 |
Prime factors of 5642 are 2, 7, 13,31. Prime factorization of 5642 in exponential form is:
5642 = 21×71×131×311
Now multiplying the highest exponent prime factors to calculate the LCM of 5634 and 5642.
LCM(5634,5642) = 21×32×71×131×311×3131
LCM(5634,5642) = 15893514
Factors of 5634
List of positive integer factors of 5634 that divides 5634 without a remainder.
1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 5634
Factors of 5642
List of positive integer factors of 5642 that divides 5642 without a remainder.
1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5634 and 5642, than apply into the LCM equation.
GCF(5634,5642) = 2
LCM(5634,5642) = ( 5634 × 5642) / 2
LCM(5634,5642) = 31787028 / 2
LCM(5634,5642) = 15893514
(i) The LCM of 5642 and 5634 is associative
LCM of 5634 and 5642 = LCM of 5642 and 5634
1. What is the LCM of 5634 and 5642?
Answer: LCM of 5634 and 5642 is 15893514.
2. What are the Factors of 5634?
Answer: Factors of 5634 are 1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 5634. There are 12 integers that are factors of 5634. The greatest factor of 5634 is 5634.
3. What are the Factors of 5642?
Answer: Factors of 5642 are 1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642. There are 16 integers that are factors of 5642. The greatest factor of 5642 is 5642.
4. How to Find the LCM of 5634 and 5642?
Answer:
Least Common Multiple of 5634 and 5642 = 15893514
Step 1: Find the prime factorization of 5634
5634 = 2 x 3 x 3 x 313
Step 2: Find the prime factorization of 5642
5642 = 2 x 7 x 13 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 15893514 = 2 x 3 x 3 x 7 x 13 x 31 x 313
Step 4: Therefore, the least common multiple of 5634 and 5642 is 15893514.