Least Common Multiple of 7869 and 7871
Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7869 and 7871 the smallest integer that is 61936899 that is divisible by both numbers.
Least Common Multiple (LCM) of 7869 and 7871 is 61936899.
LCM(7869,7871) = 61936899
LCM of 7869 and 7871
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
- Least Common Multiple of 7869 and 7871 by Prime method
- Least Common Multiple of 7869 and 7871 with GCF Formula
LCM of 7869 and 7871 is 61936899
Least common multiple can be found by multiplying the highest exponent prime factors of 7869 and 7871. First we will calculate the prime factors of 7869 and 7871.
Prime Factorization of 7869
| 3 | 7869 |
| 43 | 2623 |
| 61 | 61 |
| 1 |
Prime factors of 7869 are 3, 43,61. Prime factorization of 7869 in exponential form is:
7869 = 31×431×611
Prime Factorization of 7871
| 17 | 7871 |
| 463 | 463 |
| 1 |
Prime factors of 7871 are 17,463. Prime factorization of 7871 in exponential form is:
7871 = 171×4631
Now multiplying the highest exponent prime factors to calculate the LCM of 7869 and 7871.
LCM(7869,7871) = 31×171×431×611×4631
LCM(7869,7871) = 61936899
Factors of 7869
List of positive integer factors of 7869 that divides 7869 without a remainder.
1, 3, 43, 61, 129, 183, 2623, 7869
Factors of 7871
List of positive integer factors of 7871 that divides 7871 without a remainder.
1, 17, 463, 7871
Least Common Multiple of 7869 and 7871 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7869 and 7871, than apply into the LCM equation.
GCF(7869,7871) = 1
LCM(7869,7871) = ( 7869 × 7871) / 1
LCM(7869,7871) = 61936899 / 1
LCM(7869,7871) = 61936899
Properties of LCM 7869 and 7871
(i) The LCM of 7871 and 7869 is associative
LCM of 7869 and 7871 = LCM of 7871 and 7869
Related Least Common Multiples of 7869
Related Least Common Multiples of 7871
Frequently Asked Questions on LCM of 7869 and 7871
1. What is the LCM of 7869 and 7871?
Answer: LCM of 7869 and 7871 is 61936899.
2. What are the Factors of 7869?
Answer: Factors of 7869 are 1, 3, 43, 61, 129, 183, 2623, 7869. There are 8 integers that are factors of 7869. The greatest factor of 7869 is 7869.
3. What are the Factors of 7871?
Answer: Factors of 7871 are 1, 17, 463, 7871. There are 4 integers that are factors of 7871. The greatest factor of 7871 is 7871.
4. How to Find the LCM of 7869 and 7871?
Answer:
Least Common Multiple of 7869 and 7871 = 61936899
Step 1: Find the prime factorization of 7869
7869 = 3 x 43 x 61
Step 2: Find the prime factorization of 7871
7871 = 17 x 463
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 61936899 = 3 x 17 x 43 x 61 x 463
Step 4: Therefore, the least common multiple of 7869 and 7871 is 61936899.
