Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 5649 and 5655 the smallest integer that is 10648365 that is divisible by both numbers.
Least Common Multiple (LCM) of 5649 and 5655 is 10648365.
LCM(5649,5655) = 10648365
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 5649 and 5655. First we will calculate the prime factors of 5649 and 5655.
Prime Factorization of 5649
3 | 5649 |
7 | 1883 |
269 | 269 |
1 |
Prime factors of 5649 are 3, 7,269. Prime factorization of 5649 in exponential form is:
5649 = 31×71×2691
Prime Factorization of 5655
3 | 5655 |
5 | 1885 |
13 | 377 |
29 | 29 |
1 |
Prime factors of 5655 are 3, 5, 13,29. Prime factorization of 5655 in exponential form is:
5655 = 31×51×131×291
Now multiplying the highest exponent prime factors to calculate the LCM of 5649 and 5655.
LCM(5649,5655) = 31×51×71×131×291×2691
LCM(5649,5655) = 10648365
Factors of 5649
List of positive integer factors of 5649 that divides 5649 without a remainder.
1, 3, 7, 21, 269, 807, 1883, 5649
Factors of 5655
List of positive integer factors of 5655 that divides 5655 without a remainder.
1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 5655
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5649 and 5655, than apply into the LCM equation.
GCF(5649,5655) = 3
LCM(5649,5655) = ( 5649 × 5655) / 3
LCM(5649,5655) = 31945095 / 3
LCM(5649,5655) = 10648365
(i) The LCM of 5655 and 5649 is associative
LCM of 5649 and 5655 = LCM of 5655 and 5649
1. What is the LCM of 5649 and 5655?
Answer: LCM of 5649 and 5655 is 10648365.
2. What are the Factors of 5649?
Answer: Factors of 5649 are 1, 3, 7, 21, 269, 807, 1883, 5649. There are 8 integers that are factors of 5649. The greatest factor of 5649 is 5649.
3. What are the Factors of 5655?
Answer: Factors of 5655 are 1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 5655. There are 16 integers that are factors of 5655. The greatest factor of 5655 is 5655.
4. How to Find the LCM of 5649 and 5655?
Answer:
Least Common Multiple of 5649 and 5655 = 10648365
Step 1: Find the prime factorization of 5649
5649 = 3 x 7 x 269
Step 2: Find the prime factorization of 5655
5655 = 3 x 5 x 13 x 29
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 10648365 = 3 x 5 x 7 x 13 x 29 x 269
Step 4: Therefore, the least common multiple of 5649 and 5655 is 10648365.