Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8708 and 8715 the smallest integer that is 10841460 that is divisible by both numbers.
Least Common Multiple (LCM) of 8708 and 8715 is 10841460.
LCM(8708,8715) = 10841460
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 8708 and 8715. First we will calculate the prime factors of 8708 and 8715.
Prime Factorization of 8708
2 | 8708 |
2 | 4354 |
7 | 2177 |
311 | 311 |
1 |
Prime factors of 8708 are 2, 7,311. Prime factorization of 8708 in exponential form is:
8708 = 22×71×3111
Prime Factorization of 8715
3 | 8715 |
5 | 2905 |
7 | 581 |
83 | 83 |
1 |
Prime factors of 8715 are 3, 5, 7,83. Prime factorization of 8715 in exponential form is:
8715 = 31×51×71×831
Now multiplying the highest exponent prime factors to calculate the LCM of 8708 and 8715.
LCM(8708,8715) = 22×31×51×71×831×3111
LCM(8708,8715) = 10841460
Factors of 8708
List of positive integer factors of 8708 that divides 8708 without a remainder.
1, 2, 4, 7, 14, 28, 311, 622, 1244, 2177, 4354, 8708
Factors of 8715
List of positive integer factors of 8715 that divides 8715 without a remainder.
1, 3, 5, 7, 15, 21, 35, 83, 105, 249, 415, 581, 1245, 1743, 2905, 8715
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8708 and 8715, than apply into the LCM equation.
GCF(8708,8715) = 7
LCM(8708,8715) = ( 8708 × 8715) / 7
LCM(8708,8715) = 75890220 / 7
LCM(8708,8715) = 10841460
(i) The LCM of 8715 and 8708 is associative
LCM of 8708 and 8715 = LCM of 8715 and 8708
1. What is the LCM of 8708 and 8715?
Answer: LCM of 8708 and 8715 is 10841460.
2. What are the Factors of 8708?
Answer: Factors of 8708 are 1, 2, 4, 7, 14, 28, 311, 622, 1244, 2177, 4354, 8708. There are 12 integers that are factors of 8708. The greatest factor of 8708 is 8708.
3. What are the Factors of 8715?
Answer: Factors of 8715 are 1, 3, 5, 7, 15, 21, 35, 83, 105, 249, 415, 581, 1245, 1743, 2905, 8715. There are 16 integers that are factors of 8715. The greatest factor of 8715 is 8715.
4. How to Find the LCM of 8708 and 8715?
Answer:
Least Common Multiple of 8708 and 8715 = 10841460
Step 1: Find the prime factorization of 8708
8708 = 2 x 2 x 7 x 311
Step 2: Find the prime factorization of 8715
8715 = 3 x 5 x 7 x 83
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 10841460 = 2 x 2 x 3 x 5 x 7 x 83 x 311
Step 4: Therefore, the least common multiple of 8708 and 8715 is 10841460.