Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7827 and 7831 the smallest integer that is 61293237 that is divisible by both numbers.
Least Common Multiple (LCM) of 7827 and 7831 is 61293237.
LCM(7827,7831) = 61293237
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 7827 and 7831. First we will calculate the prime factors of 7827 and 7831.
Prime Factorization of 7827
3 | 7827 |
2609 | 2609 |
1 |
Prime factors of 7827 are 3,2609. Prime factorization of 7827 in exponential form is:
7827 = 31×26091
Prime Factorization of 7831
41 | 7831 |
191 | 191 |
1 |
Prime factors of 7831 are 41,191. Prime factorization of 7831 in exponential form is:
7831 = 411×1911
Now multiplying the highest exponent prime factors to calculate the LCM of 7827 and 7831.
LCM(7827,7831) = 31×411×1911×26091
LCM(7827,7831) = 61293237
Factors of 7827
List of positive integer factors of 7827 that divides 7827 without a remainder.
1, 3, 2609, 7827
Factors of 7831
List of positive integer factors of 7831 that divides 7831 without a remainder.
1, 41, 191, 7831
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7827 and 7831, than apply into the LCM equation.
GCF(7827,7831) = 1
LCM(7827,7831) = ( 7827 × 7831) / 1
LCM(7827,7831) = 61293237 / 1
LCM(7827,7831) = 61293237
(i) The LCM of 7831 and 7827 is associative
LCM of 7827 and 7831 = LCM of 7831 and 7827
1. What is the LCM of 7827 and 7831?
Answer: LCM of 7827 and 7831 is 61293237.
2. What are the Factors of 7827?
Answer: Factors of 7827 are 1, 3, 2609, 7827. There are 4 integers that are factors of 7827. The greatest factor of 7827 is 7827.
3. What are the Factors of 7831?
Answer: Factors of 7831 are 1, 41, 191, 7831. There are 4 integers that are factors of 7831. The greatest factor of 7831 is 7831.
4. How to Find the LCM of 7827 and 7831?
Answer:
Least Common Multiple of 7827 and 7831 = 61293237
Step 1: Find the prime factorization of 7827
7827 = 3 x 2609
Step 2: Find the prime factorization of 7831
7831 = 41 x 191
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 61293237 = 3 x 41 x 191 x 2609
Step 4: Therefore, the least common multiple of 7827 and 7831 is 61293237.