Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8678 and 8686 the smallest integer that is 37688554 that is divisible by both numbers.
Least Common Multiple (LCM) of 8678 and 8686 is 37688554.
LCM(8678,8686) = 37688554
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 8678 and 8686. First we will calculate the prime factors of 8678 and 8686.
Prime Factorization of 8678
2 | 8678 |
4339 | 4339 |
1 |
Prime factors of 8678 are 2,4339. Prime factorization of 8678 in exponential form is:
8678 = 21×43391
Prime Factorization of 8686
2 | 8686 |
43 | 4343 |
101 | 101 |
1 |
Prime factors of 8686 are 2, 43,101. Prime factorization of 8686 in exponential form is:
8686 = 21×431×1011
Now multiplying the highest exponent prime factors to calculate the LCM of 8678 and 8686.
LCM(8678,8686) = 21×431×1011×43391
LCM(8678,8686) = 37688554
Factors of 8678
List of positive integer factors of 8678 that divides 8678 without a remainder.
1, 2, 4339, 8678
Factors of 8686
List of positive integer factors of 8686 that divides 8686 without a remainder.
1, 2, 43, 86, 101, 202, 4343, 8686
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8678 and 8686, than apply into the LCM equation.
GCF(8678,8686) = 2
LCM(8678,8686) = ( 8678 × 8686) / 2
LCM(8678,8686) = 75377108 / 2
LCM(8678,8686) = 37688554
(i) The LCM of 8686 and 8678 is associative
LCM of 8678 and 8686 = LCM of 8686 and 8678
1. What is the LCM of 8678 and 8686?
Answer: LCM of 8678 and 8686 is 37688554.
2. What are the Factors of 8678?
Answer: Factors of 8678 are 1, 2, 4339, 8678. There are 4 integers that are factors of 8678. The greatest factor of 8678 is 8678.
3. What are the Factors of 8686?
Answer: Factors of 8686 are 1, 2, 43, 86, 101, 202, 4343, 8686. There are 8 integers that are factors of 8686. The greatest factor of 8686 is 8686.
4. How to Find the LCM of 8678 and 8686?
Answer:
Least Common Multiple of 8678 and 8686 = 37688554
Step 1: Find the prime factorization of 8678
8678 = 2 x 4339
Step 2: Find the prime factorization of 8686
8686 = 2 x 43 x 101
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 37688554 = 2 x 43 x 101 x 4339
Step 4: Therefore, the least common multiple of 8678 and 8686 is 37688554.