Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8702 and 8709 the smallest integer that is 75785718 that is divisible by both numbers.
Least Common Multiple (LCM) of 8702 and 8709 is 75785718.
LCM(8702,8709) = 75785718
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 8702 and 8709. First we will calculate the prime factors of 8702 and 8709.
Prime Factorization of 8702
2 | 8702 |
19 | 4351 |
229 | 229 |
1 |
Prime factors of 8702 are 2, 19,229. Prime factorization of 8702 in exponential form is:
8702 = 21×191×2291
Prime Factorization of 8709
3 | 8709 |
2903 | 2903 |
1 |
Prime factors of 8709 are 3,2903. Prime factorization of 8709 in exponential form is:
8709 = 31×29031
Now multiplying the highest exponent prime factors to calculate the LCM of 8702 and 8709.
LCM(8702,8709) = 21×31×191×2291×29031
LCM(8702,8709) = 75785718
Factors of 8702
List of positive integer factors of 8702 that divides 8702 without a remainder.
1, 2, 19, 38, 229, 458, 4351, 8702
Factors of 8709
List of positive integer factors of 8709 that divides 8709 without a remainder.
1, 3, 2903, 8709
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8702 and 8709, than apply into the LCM equation.
GCF(8702,8709) = 1
LCM(8702,8709) = ( 8702 × 8709) / 1
LCM(8702,8709) = 75785718 / 1
LCM(8702,8709) = 75785718
(i) The LCM of 8709 and 8702 is associative
LCM of 8702 and 8709 = LCM of 8709 and 8702
1. What is the LCM of 8702 and 8709?
Answer: LCM of 8702 and 8709 is 75785718.
2. What are the Factors of 8702?
Answer: Factors of 8702 are 1, 2, 19, 38, 229, 458, 4351, 8702. There are 8 integers that are factors of 8702. The greatest factor of 8702 is 8702.
3. What are the Factors of 8709?
Answer: Factors of 8709 are 1, 3, 2903, 8709. There are 4 integers that are factors of 8709. The greatest factor of 8709 is 8709.
4. How to Find the LCM of 8702 and 8709?
Answer:
Least Common Multiple of 8702 and 8709 = 75785718
Step 1: Find the prime factorization of 8702
8702 = 2 x 19 x 229
Step 2: Find the prime factorization of 8709
8709 = 3 x 2903
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 75785718 = 2 x 3 x 19 x 229 x 2903
Step 4: Therefore, the least common multiple of 8702 and 8709 is 75785718.