Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4632 and 4640 the smallest integer that is 2686560 that is divisible by both numbers.
Least Common Multiple (LCM) of 4632 and 4640 is 2686560.
LCM(4632,4640) = 2686560
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 4632 and 4640. First we will calculate the prime factors of 4632 and 4640.
Prime Factorization of 4632
2 | 4632 |
2 | 2316 |
2 | 1158 |
3 | 579 |
193 | 193 |
1 |
Prime factors of 4632 are 2, 3,193. Prime factorization of 4632 in exponential form is:
4632 = 23×31×1931
Prime Factorization of 4640
2 | 4640 |
2 | 2320 |
2 | 1160 |
2 | 580 |
2 | 290 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 4640 are 2, 5,29. Prime factorization of 4640 in exponential form is:
4640 = 25×51×291
Now multiplying the highest exponent prime factors to calculate the LCM of 4632 and 4640.
LCM(4632,4640) = 25×31×51×291×1931
LCM(4632,4640) = 2686560
Factors of 4632
List of positive integer factors of 4632 that divides 4632 without a remainder.
1, 2, 3, 4, 6, 8, 12, 24, 193, 386, 579, 772, 1158, 1544, 2316, 4632
Factors of 4640
List of positive integer factors of 4640 that divides 4640 without a remainder.
1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4632 and 4640, than apply into the LCM equation.
GCF(4632,4640) = 8
LCM(4632,4640) = ( 4632 × 4640) / 8
LCM(4632,4640) = 21492480 / 8
LCM(4632,4640) = 2686560
(i) The LCM of 4640 and 4632 is associative
LCM of 4632 and 4640 = LCM of 4640 and 4632
1. What is the LCM of 4632 and 4640?
Answer: LCM of 4632 and 4640 is 2686560.
2. What are the Factors of 4632?
Answer: Factors of 4632 are 1, 2, 3, 4, 6, 8, 12, 24, 193, 386, 579, 772, 1158, 1544, 2316, 4632. There are 16 integers that are factors of 4632. The greatest factor of 4632 is 4632.
3. What are the Factors of 4640?
Answer: Factors of 4640 are 1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640. There are 24 integers that are factors of 4640. The greatest factor of 4640 is 4640.
4. How to Find the LCM of 4632 and 4640?
Answer:
Least Common Multiple of 4632 and 4640 = 2686560
Step 1: Find the prime factorization of 4632
4632 = 2 x 2 x 2 x 3 x 193
Step 2: Find the prime factorization of 4640
4640 = 2 x 2 x 2 x 2 x 2 x 5 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 = 2686560 = 2 x 2 x 2 x 2 x 2 x 3 x 5 x 29 x 193
Step 4: Therefore, the least common multiple of 4632 and 4640 is 2686560.