Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8805 and 8812 the smallest integer that is 77589660 that is divisible by both numbers.
Least Common Multiple (LCM) of 8805 and 8812 is 77589660.
LCM(8805,8812) = 77589660
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 8805 and 8812. First we will calculate the prime factors of 8805 and 8812.
Prime Factorization of 8805
3 | 8805 |
5 | 2935 |
587 | 587 |
1 |
Prime factors of 8805 are 3, 5,587. Prime factorization of 8805 in exponential form is:
8805 = 31×51×5871
Prime Factorization of 8812
2 | 8812 |
2 | 4406 |
2203 | 2203 |
1 |
Prime factors of 8812 are 2,2203. Prime factorization of 8812 in exponential form is:
8812 = 22×22031
Now multiplying the highest exponent prime factors to calculate the LCM of 8805 and 8812.
LCM(8805,8812) = 22×31×51×5871×22031
LCM(8805,8812) = 77589660
Factors of 8805
List of positive integer factors of 8805 that divides 8805 without a remainder.
1, 3, 5, 15, 587, 1761, 2935, 8805
Factors of 8812
List of positive integer factors of 8812 that divides 8812 without a remainder.
1, 2, 4, 2203, 4406, 8812
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8805 and 8812, than apply into the LCM equation.
GCF(8805,8812) = 1
LCM(8805,8812) = ( 8805 × 8812) / 1
LCM(8805,8812) = 77589660 / 1
LCM(8805,8812) = 77589660
(i) The LCM of 8812 and 8805 is associative
LCM of 8805 and 8812 = LCM of 8812 and 8805
1. What is the LCM of 8805 and 8812?
Answer: LCM of 8805 and 8812 is 77589660.
2. What are the Factors of 8805?
Answer: Factors of 8805 are 1, 3, 5, 15, 587, 1761, 2935, 8805. There are 8 integers that are factors of 8805. The greatest factor of 8805 is 8805.
3. What are the Factors of 8812?
Answer: Factors of 8812 are 1, 2, 4, 2203, 4406, 8812. There are 6 integers that are factors of 8812. The greatest factor of 8812 is 8812.
4. How to Find the LCM of 8805 and 8812?
Answer:
Least Common Multiple of 8805 and 8812 = 77589660
Step 1: Find the prime factorization of 8805
8805 = 3 x 5 x 587
Step 2: Find the prime factorization of 8812
8812 = 2 x 2 x 2203
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 77589660 = 2 x 2 x 3 x 5 x 587 x 2203
Step 4: Therefore, the least common multiple of 8805 and 8812 is 77589660.