Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6540 and 6547 the smallest integer that is 42817380 that is divisible by both numbers.
Least Common Multiple (LCM) of 6540 and 6547 is 42817380.
LCM(6540,6547) = 42817380
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 6540 and 6547. First we will calculate the prime factors of 6540 and 6547.
Prime Factorization of 6540
2 | 6540 |
2 | 3270 |
3 | 1635 |
5 | 545 |
109 | 109 |
1 |
Prime factors of 6540 are 2, 3, 5,109. Prime factorization of 6540 in exponential form is:
6540 = 22×31×51×1091
Prime Factorization of 6547
6547 | 6547 |
1 |
Prime factors of 6547 are 6547. Prime factorization of 6547 in exponential form is:
6547 = 65471
Now multiplying the highest exponent prime factors to calculate the LCM of 6540 and 6547.
LCM(6540,6547) = 22×31×51×1091×65471
LCM(6540,6547) = 42817380
Factors of 6540
List of positive integer factors of 6540 that divides 6540 without a remainder.
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540
Factors of 6547
List of positive integer factors of 6547 that divides 6547 without a remainder.
1, 6547
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6540 and 6547, than apply into the LCM equation.
GCF(6540,6547) = 1
LCM(6540,6547) = ( 6540 × 6547) / 1
LCM(6540,6547) = 42817380 / 1
LCM(6540,6547) = 42817380
(i) The LCM of 6547 and 6540 is associative
LCM of 6540 and 6547 = LCM of 6547 and 6540
1. What is the LCM of 6540 and 6547?
Answer: LCM of 6540 and 6547 is 42817380.
2. What are the Factors of 6540?
Answer: Factors of 6540 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540. There are 24 integers that are factors of 6540. The greatest factor of 6540 is 6540.
3. What are the Factors of 6547?
Answer: Factors of 6547 are 1, 6547. There are 2 integers that are factors of 6547. The greatest factor of 6547 is 6547.
4. How to Find the LCM of 6540 and 6547?
Answer:
Least Common Multiple of 6540 and 6547 = 42817380
Step 1: Find the prime factorization of 6540
6540 = 2 x 2 x 3 x 5 x 109
Step 2: Find the prime factorization of 6547
6547 = 6547
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 42817380 = 2 x 2 x 3 x 5 x 109 x 6547
Step 4: Therefore, the least common multiple of 6540 and 6547 is 42817380.