Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8739 and 8745 the smallest integer that is 25474185 that is divisible by both numbers.
Least Common Multiple (LCM) of 8739 and 8745 is 25474185.
LCM(8739,8745) = 25474185
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 8739 and 8745. First we will calculate the prime factors of 8739 and 8745.
Prime Factorization of 8739
3 | 8739 |
3 | 2913 |
971 | 971 |
1 |
Prime factors of 8739 are 3,971. Prime factorization of 8739 in exponential form is:
8739 = 32×9711
Prime Factorization of 8745
3 | 8745 |
5 | 2915 |
11 | 583 |
53 | 53 |
1 |
Prime factors of 8745 are 3, 5, 11,53. Prime factorization of 8745 in exponential form is:
8745 = 31×51×111×531
Now multiplying the highest exponent prime factors to calculate the LCM of 8739 and 8745.
LCM(8739,8745) = 32×51×111×531×9711
LCM(8739,8745) = 25474185
Factors of 8739
List of positive integer factors of 8739 that divides 8739 without a remainder.
1, 3, 9, 971, 2913, 8739
Factors of 8745
List of positive integer factors of 8745 that divides 8745 without a remainder.
1, 3, 5, 11, 15, 33, 53, 55, 159, 165, 265, 583, 795, 1749, 2915, 8745
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8739 and 8745, than apply into the LCM equation.
GCF(8739,8745) = 3
LCM(8739,8745) = ( 8739 × 8745) / 3
LCM(8739,8745) = 76422555 / 3
LCM(8739,8745) = 25474185
(i) The LCM of 8745 and 8739 is associative
LCM of 8739 and 8745 = LCM of 8745 and 8739
1. What is the LCM of 8739 and 8745?
Answer: LCM of 8739 and 8745 is 25474185.
2. What are the Factors of 8739?
Answer: Factors of 8739 are 1, 3, 9, 971, 2913, 8739. There are 6 integers that are factors of 8739. The greatest factor of 8739 is 8739.
3. What are the Factors of 8745?
Answer: Factors of 8745 are 1, 3, 5, 11, 15, 33, 53, 55, 159, 165, 265, 583, 795, 1749, 2915, 8745. There are 16 integers that are factors of 8745. The greatest factor of 8745 is 8745.
4. How to Find the LCM of 8739 and 8745?
Answer:
Least Common Multiple of 8739 and 8745 = 25474185
Step 1: Find the prime factorization of 8739
8739 = 3 x 3 x 971
Step 2: Find the prime factorization of 8745
8745 = 3 x 5 x 11 x 53
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 25474185 = 3 x 3 x 5 x 11 x 53 x 971
Step 4: Therefore, the least common multiple of 8739 and 8745 is 25474185.