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 8685 the smallest integer that is 75368430 that is divisible by both numbers.
Least Common Multiple (LCM) of 8678 and 8685 is 75368430.
LCM(8678,8685) = 75368430
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 8685. First we will calculate the prime factors of 8678 and 8685.
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 8685
3 | 8685 |
3 | 2895 |
5 | 965 |
193 | 193 |
1 |
Prime factors of 8685 are 3, 5,193. Prime factorization of 8685 in exponential form is:
8685 = 32×51×1931
Now multiplying the highest exponent prime factors to calculate the LCM of 8678 and 8685.
LCM(8678,8685) = 21×32×51×1931×43391
LCM(8678,8685) = 75368430
Factors of 8678
List of positive integer factors of 8678 that divides 8678 without a remainder.
1, 2, 4339, 8678
Factors of 8685
List of positive integer factors of 8685 that divides 8685 without a remainder.
1, 3, 5, 9, 15, 45, 193, 579, 965, 1737, 2895, 8685
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8678 and 8685, than apply into the LCM equation.
GCF(8678,8685) = 1
LCM(8678,8685) = ( 8678 × 8685) / 1
LCM(8678,8685) = 75368430 / 1
LCM(8678,8685) = 75368430
(i) The LCM of 8685 and 8678 is associative
LCM of 8678 and 8685 = LCM of 8685 and 8678
1. What is the LCM of 8678 and 8685?
Answer: LCM of 8678 and 8685 is 75368430.
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 8685?
Answer: Factors of 8685 are 1, 3, 5, 9, 15, 45, 193, 579, 965, 1737, 2895, 8685. There are 12 integers that are factors of 8685. The greatest factor of 8685 is 8685.
4. How to Find the LCM of 8678 and 8685?
Answer:
Least Common Multiple of 8678 and 8685 = 75368430
Step 1: Find the prime factorization of 8678
8678 = 2 x 4339
Step 2: Find the prime factorization of 8685
8685 = 3 x 3 x 5 x 193
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 75368430 = 2 x 3 x 3 x 5 x 193 x 4339
Step 4: Therefore, the least common multiple of 8678 and 8685 is 75368430.