Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2613 and 2620 the smallest integer that is 6846060 that is divisible by both numbers.
Least Common Multiple (LCM) of 2613 and 2620 is 6846060.
LCM(2613,2620) = 6846060
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 2613 and 2620. First we will calculate the prime factors of 2613 and 2620.
Prime Factorization of 2613
3 | 2613 |
13 | 871 |
67 | 67 |
1 |
Prime factors of 2613 are 3, 13,67. Prime factorization of 2613 in exponential form is:
2613 = 31×131×671
Prime Factorization of 2620
2 | 2620 |
2 | 1310 |
5 | 655 |
131 | 131 |
1 |
Prime factors of 2620 are 2, 5,131. Prime factorization of 2620 in exponential form is:
2620 = 22×51×1311
Now multiplying the highest exponent prime factors to calculate the LCM of 2613 and 2620.
LCM(2613,2620) = 22×31×51×131×671×1311
LCM(2613,2620) = 6846060
Factors of 2613
List of positive integer factors of 2613 that divides 2613 without a remainder.
1, 3, 13, 39, 67, 201, 871, 2613
Factors of 2620
List of positive integer factors of 2620 that divides 2620 without a remainder.
1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2613 and 2620, than apply into the LCM equation.
GCF(2613,2620) = 1
LCM(2613,2620) = ( 2613 × 2620) / 1
LCM(2613,2620) = 6846060 / 1
LCM(2613,2620) = 6846060
(i) The LCM of 2620 and 2613 is associative
LCM of 2613 and 2620 = LCM of 2620 and 2613
1. What is the LCM of 2613 and 2620?
Answer: LCM of 2613 and 2620 is 6846060.
2. What are the Factors of 2613?
Answer: Factors of 2613 are 1, 3, 13, 39, 67, 201, 871, 2613. There are 8 integers that are factors of 2613. The greatest factor of 2613 is 2613.
3. What are the Factors of 2620?
Answer: Factors of 2620 are 1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620. There are 12 integers that are factors of 2620. The greatest factor of 2620 is 2620.
4. How to Find the LCM of 2613 and 2620?
Answer:
Least Common Multiple of 2613 and 2620 = 6846060
Step 1: Find the prime factorization of 2613
2613 = 3 x 13 x 67
Step 2: Find the prime factorization of 2620
2620 = 2 x 2 x 5 x 131
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 6846060 = 2 x 2 x 3 x 5 x 13 x 67 x 131
Step 4: Therefore, the least common multiple of 2613 and 2620 is 6846060.