Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7628 and 7635 the smallest integer that is 58239780 that is divisible by both numbers.
Least Common Multiple (LCM) of 7628 and 7635 is 58239780.
LCM(7628,7635) = 58239780
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 7628 and 7635. First we will calculate the prime factors of 7628 and 7635.
Prime Factorization of 7628
2 | 7628 |
2 | 3814 |
1907 | 1907 |
1 |
Prime factors of 7628 are 2,1907. Prime factorization of 7628 in exponential form is:
7628 = 22×19071
Prime Factorization of 7635
3 | 7635 |
5 | 2545 |
509 | 509 |
1 |
Prime factors of 7635 are 3, 5,509. Prime factorization of 7635 in exponential form is:
7635 = 31×51×5091
Now multiplying the highest exponent prime factors to calculate the LCM of 7628 and 7635.
LCM(7628,7635) = 22×31×51×5091×19071
LCM(7628,7635) = 58239780
Factors of 7628
List of positive integer factors of 7628 that divides 7628 without a remainder.
1, 2, 4, 1907, 3814, 7628
Factors of 7635
List of positive integer factors of 7635 that divides 7635 without a remainder.
1, 3, 5, 15, 509, 1527, 2545, 7635
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7628 and 7635, than apply into the LCM equation.
GCF(7628,7635) = 1
LCM(7628,7635) = ( 7628 × 7635) / 1
LCM(7628,7635) = 58239780 / 1
LCM(7628,7635) = 58239780
(i) The LCM of 7635 and 7628 is associative
LCM of 7628 and 7635 = LCM of 7635 and 7628
1. What is the LCM of 7628 and 7635?
Answer: LCM of 7628 and 7635 is 58239780.
2. What are the Factors of 7628?
Answer: Factors of 7628 are 1, 2, 4, 1907, 3814, 7628. There are 6 integers that are factors of 7628. The greatest factor of 7628 is 7628.
3. What are the Factors of 7635?
Answer: Factors of 7635 are 1, 3, 5, 15, 509, 1527, 2545, 7635. There are 8 integers that are factors of 7635. The greatest factor of 7635 is 7635.
4. How to Find the LCM of 7628 and 7635?
Answer:
Least Common Multiple of 7628 and 7635 = 58239780
Step 1: Find the prime factorization of 7628
7628 = 2 x 2 x 1907
Step 2: Find the prime factorization of 7635
7635 = 3 x 5 x 509
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 58239780 = 2 x 2 x 3 x 5 x 509 x 1907
Step 4: Therefore, the least common multiple of 7628 and 7635 is 58239780.