Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4869 and 4872 the smallest integer that is 7907256 that is divisible by both numbers.
Least Common Multiple (LCM) of 4869 and 4872 is 7907256.
LCM(4869,4872) = 7907256
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 4869 and 4872. First we will calculate the prime factors of 4869 and 4872.
Prime Factorization of 4869
3 | 4869 |
3 | 1623 |
541 | 541 |
1 |
Prime factors of 4869 are 3,541. Prime factorization of 4869 in exponential form is:
4869 = 32×5411
Prime Factorization of 4872
2 | 4872 |
2 | 2436 |
2 | 1218 |
3 | 609 |
7 | 203 |
29 | 29 |
1 |
Prime factors of 4872 are 2, 3, 7,29. Prime factorization of 4872 in exponential form is:
4872 = 23×31×71×291
Now multiplying the highest exponent prime factors to calculate the LCM of 4869 and 4872.
LCM(4869,4872) = 23×32×71×291×5411
LCM(4869,4872) = 7907256
Factors of 4869
List of positive integer factors of 4869 that divides 4869 without a remainder.
1, 3, 9, 541, 1623, 4869
Factors of 4872
List of positive integer factors of 4872 that divides 4872 without a remainder.
1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4872
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4869 and 4872, than apply into the LCM equation.
GCF(4869,4872) = 3
LCM(4869,4872) = ( 4869 × 4872) / 3
LCM(4869,4872) = 23721768 / 3
LCM(4869,4872) = 7907256
(i) The LCM of 4872 and 4869 is associative
LCM of 4869 and 4872 = LCM of 4872 and 4869
1. What is the LCM of 4869 and 4872?
Answer: LCM of 4869 and 4872 is 7907256.
2. What are the Factors of 4869?
Answer: Factors of 4869 are 1, 3, 9, 541, 1623, 4869. There are 6 integers that are factors of 4869. The greatest factor of 4869 is 4869.
3. What are the Factors of 4872?
Answer: Factors of 4872 are 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4872. There are 32 integers that are factors of 4872. The greatest factor of 4872 is 4872.
4. How to Find the LCM of 4869 and 4872?
Answer:
Least Common Multiple of 4869 and 4872 = 7907256
Step 1: Find the prime factorization of 4869
4869 = 3 x 3 x 541
Step 2: Find the prime factorization of 4872
4872 = 2 x 2 x 2 x 3 x 7 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 = 7907256 = 2 x 2 x 2 x 3 x 3 x 7 x 29 x 541
Step 4: Therefore, the least common multiple of 4869 and 4872 is 7907256.