Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7779 and 7787 the smallest integer that is 60575073 that is divisible by both numbers.
Least Common Multiple (LCM) of 7779 and 7787 is 60575073.
LCM(7779,7787) = 60575073
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 7779 and 7787. First we will calculate the prime factors of 7779 and 7787.
Prime Factorization of 7779
3 | 7779 |
2593 | 2593 |
1 |
Prime factors of 7779 are 3,2593. Prime factorization of 7779 in exponential form is:
7779 = 31×25931
Prime Factorization of 7787
13 | 7787 |
599 | 599 |
1 |
Prime factors of 7787 are 13,599. Prime factorization of 7787 in exponential form is:
7787 = 131×5991
Now multiplying the highest exponent prime factors to calculate the LCM of 7779 and 7787.
LCM(7779,7787) = 31×131×5991×25931
LCM(7779,7787) = 60575073
Factors of 7779
List of positive integer factors of 7779 that divides 7779 without a remainder.
1, 3, 2593, 7779
Factors of 7787
List of positive integer factors of 7787 that divides 7787 without a remainder.
1, 13, 599, 7787
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7779 and 7787, than apply into the LCM equation.
GCF(7779,7787) = 1
LCM(7779,7787) = ( 7779 × 7787) / 1
LCM(7779,7787) = 60575073 / 1
LCM(7779,7787) = 60575073
(i) The LCM of 7787 and 7779 is associative
LCM of 7779 and 7787 = LCM of 7787 and 7779
1. What is the LCM of 7779 and 7787?
Answer: LCM of 7779 and 7787 is 60575073.
2. What are the Factors of 7779?
Answer: Factors of 7779 are 1, 3, 2593, 7779. There are 4 integers that are factors of 7779. The greatest factor of 7779 is 7779.
3. What are the Factors of 7787?
Answer: Factors of 7787 are 1, 13, 599, 7787. There are 4 integers that are factors of 7787. The greatest factor of 7787 is 7787.
4. How to Find the LCM of 7779 and 7787?
Answer:
Least Common Multiple of 7779 and 7787 = 60575073
Step 1: Find the prime factorization of 7779
7779 = 3 x 2593
Step 2: Find the prime factorization of 7787
7787 = 13 x 599
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 60575073 = 3 x 13 x 599 x 2593
Step 4: Therefore, the least common multiple of 7779 and 7787 is 60575073.