Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4635 and 4643 the smallest integer that is 21520305 that is divisible by both numbers.
Least Common Multiple (LCM) of 4635 and 4643 is 21520305.
LCM(4635,4643) = 21520305
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 4635 and 4643. First we will calculate the prime factors of 4635 and 4643.
Prime Factorization of 4635
3 | 4635 |
3 | 1545 |
5 | 515 |
103 | 103 |
1 |
Prime factors of 4635 are 3, 5,103. Prime factorization of 4635 in exponential form is:
4635 = 32×51×1031
Prime Factorization of 4643
4643 | 4643 |
1 |
Prime factors of 4643 are 4643. Prime factorization of 4643 in exponential form is:
4643 = 46431
Now multiplying the highest exponent prime factors to calculate the LCM of 4635 and 4643.
LCM(4635,4643) = 32×51×1031×46431
LCM(4635,4643) = 21520305
Factors of 4635
List of positive integer factors of 4635 that divides 4635 without a remainder.
1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635
Factors of 4643
List of positive integer factors of 4643 that divides 4643 without a remainder.
1, 4643
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4635 and 4643, than apply into the LCM equation.
GCF(4635,4643) = 1
LCM(4635,4643) = ( 4635 × 4643) / 1
LCM(4635,4643) = 21520305 / 1
LCM(4635,4643) = 21520305
(i) The LCM of 4643 and 4635 is associative
LCM of 4635 and 4643 = LCM of 4643 and 4635
1. What is the LCM of 4635 and 4643?
Answer: LCM of 4635 and 4643 is 21520305.
2. What are the Factors of 4635?
Answer: Factors of 4635 are 1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635. There are 12 integers that are factors of 4635. The greatest factor of 4635 is 4635.
3. What are the Factors of 4643?
Answer: Factors of 4643 are 1, 4643. There are 2 integers that are factors of 4643. The greatest factor of 4643 is 4643.
4. How to Find the LCM of 4635 and 4643?
Answer:
Least Common Multiple of 4635 and 4643 = 21520305
Step 1: Find the prime factorization of 4635
4635 = 3 x 3 x 5 x 103
Step 2: Find the prime factorization of 4643
4643 = 4643
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 21520305 = 3 x 3 x 5 x 103 x 4643
Step 4: Therefore, the least common multiple of 4635 and 4643 is 21520305.