Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2756 and 2761 the smallest integer that is 7609316 that is divisible by both numbers.
Least Common Multiple (LCM) of 2756 and 2761 is 7609316.
LCM(2756,2761) = 7609316
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 2756 and 2761. First we will calculate the prime factors of 2756 and 2761.
Prime Factorization of 2756
2 | 2756 |
2 | 1378 |
13 | 689 |
53 | 53 |
1 |
Prime factors of 2756 are 2, 13,53. Prime factorization of 2756 in exponential form is:
2756 = 22×131×531
Prime Factorization of 2761
11 | 2761 |
251 | 251 |
1 |
Prime factors of 2761 are 11,251. Prime factorization of 2761 in exponential form is:
2761 = 111×2511
Now multiplying the highest exponent prime factors to calculate the LCM of 2756 and 2761.
LCM(2756,2761) = 22×111×131×531×2511
LCM(2756,2761) = 7609316
Factors of 2756
List of positive integer factors of 2756 that divides 2756 without a remainder.
1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756
Factors of 2761
List of positive integer factors of 2761 that divides 2761 without a remainder.
1, 11, 251, 2761
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2756 and 2761, than apply into the LCM equation.
GCF(2756,2761) = 1
LCM(2756,2761) = ( 2756 × 2761) / 1
LCM(2756,2761) = 7609316 / 1
LCM(2756,2761) = 7609316
(i) The LCM of 2761 and 2756 is associative
LCM of 2756 and 2761 = LCM of 2761 and 2756
1. What is the LCM of 2756 and 2761?
Answer: LCM of 2756 and 2761 is 7609316.
2. What are the Factors of 2756?
Answer: Factors of 2756 are 1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756. There are 12 integers that are factors of 2756. The greatest factor of 2756 is 2756.
3. What are the Factors of 2761?
Answer: Factors of 2761 are 1, 11, 251, 2761. There are 4 integers that are factors of 2761. The greatest factor of 2761 is 2761.
4. How to Find the LCM of 2756 and 2761?
Answer:
Least Common Multiple of 2756 and 2761 = 7609316
Step 1: Find the prime factorization of 2756
2756 = 2 x 2 x 13 x 53
Step 2: Find the prime factorization of 2761
2761 = 11 x 251
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 7609316 = 2 x 2 x 11 x 13 x 53 x 251
Step 4: Therefore, the least common multiple of 2756 and 2761 is 7609316.