Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4639 and 4644 the smallest integer that is 21543516 that is divisible by both numbers.
Least Common Multiple (LCM) of 4639 and 4644 is 21543516.
LCM(4639,4644) = 21543516
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 4639 and 4644. First we will calculate the prime factors of 4639 and 4644.
Prime Factorization of 4639
4639 | 4639 |
1 |
Prime factors of 4639 are 4639. Prime factorization of 4639 in exponential form is:
4639 = 46391
Prime Factorization of 4644
2 | 4644 |
2 | 2322 |
3 | 1161 |
3 | 387 |
3 | 129 |
43 | 43 |
1 |
Prime factors of 4644 are 2, 3,43. Prime factorization of 4644 in exponential form is:
4644 = 22×33×431
Now multiplying the highest exponent prime factors to calculate the LCM of 4639 and 4644.
LCM(4639,4644) = 22×33×431×46391
LCM(4639,4644) = 21543516
Factors of 4639
List of positive integer factors of 4639 that divides 4639 without a remainder.
1, 4639
Factors of 4644
List of positive integer factors of 4644 that divides 4644 without a remainder.
1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4639 and 4644, than apply into the LCM equation.
GCF(4639,4644) = 1
LCM(4639,4644) = ( 4639 × 4644) / 1
LCM(4639,4644) = 21543516 / 1
LCM(4639,4644) = 21543516
(i) The LCM of 4644 and 4639 is associative
LCM of 4639 and 4644 = LCM of 4644 and 4639
1. What is the LCM of 4639 and 4644?
Answer: LCM of 4639 and 4644 is 21543516.
2. What are the Factors of 4639?
Answer: Factors of 4639 are 1, 4639. There are 2 integers that are factors of 4639. The greatest factor of 4639 is 4639.
3. What are the Factors of 4644?
Answer: Factors of 4644 are 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644. There are 24 integers that are factors of 4644. The greatest factor of 4644 is 4644.
4. How to Find the LCM of 4639 and 4644?
Answer:
Least Common Multiple of 4639 and 4644 = 21543516
Step 1: Find the prime factorization of 4639
4639 = 4639
Step 2: Find the prime factorization of 4644
4644 = 2 x 2 x 3 x 3 x 3 x 43
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 21543516 = 2 x 2 x 3 x 3 x 3 x 43 x 4639
Step 4: Therefore, the least common multiple of 4639 and 4644 is 21543516.