Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2871 and 2877 the smallest integer that is 2753289 that is divisible by both numbers.
Least Common Multiple (LCM) of 2871 and 2877 is 2753289.
LCM(2871,2877) = 2753289
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 2871 and 2877. First we will calculate the prime factors of 2871 and 2877.
Prime Factorization of 2871
3 | 2871 |
3 | 957 |
11 | 319 |
29 | 29 |
1 |
Prime factors of 2871 are 3, 11,29. Prime factorization of 2871 in exponential form is:
2871 = 32×111×291
Prime Factorization of 2877
3 | 2877 |
7 | 959 |
137 | 137 |
1 |
Prime factors of 2877 are 3, 7,137. Prime factorization of 2877 in exponential form is:
2877 = 31×71×1371
Now multiplying the highest exponent prime factors to calculate the LCM of 2871 and 2877.
LCM(2871,2877) = 32×71×111×291×1371
LCM(2871,2877) = 2753289
Factors of 2871
List of positive integer factors of 2871 that divides 2871 without a remainder.
1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871
Factors of 2877
List of positive integer factors of 2877 that divides 2877 without a remainder.
1, 3, 7, 21, 137, 411, 959, 2877
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2871 and 2877, than apply into the LCM equation.
GCF(2871,2877) = 3
LCM(2871,2877) = ( 2871 × 2877) / 3
LCM(2871,2877) = 8259867 / 3
LCM(2871,2877) = 2753289
(i) The LCM of 2877 and 2871 is associative
LCM of 2871 and 2877 = LCM of 2877 and 2871
1. What is the LCM of 2871 and 2877?
Answer: LCM of 2871 and 2877 is 2753289.
2. What are the Factors of 2871?
Answer: Factors of 2871 are 1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871. There are 12 integers that are factors of 2871. The greatest factor of 2871 is 2871.
3. What are the Factors of 2877?
Answer: Factors of 2877 are 1, 3, 7, 21, 137, 411, 959, 2877. There are 8 integers that are factors of 2877. The greatest factor of 2877 is 2877.
4. How to Find the LCM of 2871 and 2877?
Answer:
Least Common Multiple of 2871 and 2877 = 2753289
Step 1: Find the prime factorization of 2871
2871 = 3 x 3 x 11 x 29
Step 2: Find the prime factorization of 2877
2877 = 3 x 7 x 137
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2753289 = 3 x 3 x 7 x 11 x 29 x 137
Step 4: Therefore, the least common multiple of 2871 and 2877 is 2753289.