Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7632 and 7640 the smallest integer that is 7288560 that is divisible by both numbers.
Least Common Multiple (LCM) of 7632 and 7640 is 7288560.
LCM(7632,7640) = 7288560
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 7632 and 7640. First we will calculate the prime factors of 7632 and 7640.
Prime Factorization of 7632
2 | 7632 |
2 | 3816 |
2 | 1908 |
2 | 954 |
3 | 477 |
3 | 159 |
53 | 53 |
1 |
Prime factors of 7632 are 2, 3,53. Prime factorization of 7632 in exponential form is:
7632 = 24×32×531
Prime Factorization of 7640
2 | 7640 |
2 | 3820 |
2 | 1910 |
5 | 955 |
191 | 191 |
1 |
Prime factors of 7640 are 2, 5,191. Prime factorization of 7640 in exponential form is:
7640 = 23×51×1911
Now multiplying the highest exponent prime factors to calculate the LCM of 7632 and 7640.
LCM(7632,7640) = 24×32×51×531×1911
LCM(7632,7640) = 7288560
Factors of 7632
List of positive integer factors of 7632 that divides 7632 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 318, 424, 477, 636, 848, 954, 1272, 1908, 2544, 3816, 7632
Factors of 7640
List of positive integer factors of 7640 that divides 7640 without a remainder.
1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7632 and 7640, than apply into the LCM equation.
GCF(7632,7640) = 8
LCM(7632,7640) = ( 7632 × 7640) / 8
LCM(7632,7640) = 58308480 / 8
LCM(7632,7640) = 7288560
(i) The LCM of 7640 and 7632 is associative
LCM of 7632 and 7640 = LCM of 7640 and 7632
1. What is the LCM of 7632 and 7640?
Answer: LCM of 7632 and 7640 is 7288560.
2. What are the Factors of 7632?
Answer: Factors of 7632 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 318, 424, 477, 636, 848, 954, 1272, 1908, 2544, 3816, 7632. There are 30 integers that are factors of 7632. The greatest factor of 7632 is 7632.
3. What are the Factors of 7640?
Answer: Factors of 7640 are 1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640. There are 16 integers that are factors of 7640. The greatest factor of 7640 is 7640.
4. How to Find the LCM of 7632 and 7640?
Answer:
Least Common Multiple of 7632 and 7640 = 7288560
Step 1: Find the prime factorization of 7632
7632 = 2 x 2 x 2 x 2 x 3 x 3 x 53
Step 2: Find the prime factorization of 7640
7640 = 2 x 2 x 2 x 5 x 191
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 7288560 = 2 x 2 x 2 x 2 x 3 x 3 x 5 x 53 x 191
Step 4: Therefore, the least common multiple of 7632 and 7640 is 7288560.