Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9705 and 9710 the smallest integer that is 18847110 that is divisible by both numbers.
Least Common Multiple (LCM) of 9705 and 9710 is 18847110.
LCM(9705,9710) = 18847110
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 9705 and 9710. First we will calculate the prime factors of 9705 and 9710.
Prime Factorization of 9705
3 | 9705 |
5 | 3235 |
647 | 647 |
1 |
Prime factors of 9705 are 3, 5,647. Prime factorization of 9705 in exponential form is:
9705 = 31×51×6471
Prime Factorization of 9710
2 | 9710 |
5 | 4855 |
971 | 971 |
1 |
Prime factors of 9710 are 2, 5,971. Prime factorization of 9710 in exponential form is:
9710 = 21×51×9711
Now multiplying the highest exponent prime factors to calculate the LCM of 9705 and 9710.
LCM(9705,9710) = 21×31×51×6471×9711
LCM(9705,9710) = 18847110
Factors of 9705
List of positive integer factors of 9705 that divides 9705 without a remainder.
1, 3, 5, 15, 647, 1941, 3235, 9705
Factors of 9710
List of positive integer factors of 9710 that divides 9710 without a remainder.
1, 2, 5, 10, 971, 1942, 4855, 9710
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9705 and 9710, than apply into the LCM equation.
GCF(9705,9710) = 5
LCM(9705,9710) = ( 9705 × 9710) / 5
LCM(9705,9710) = 94235550 / 5
LCM(9705,9710) = 18847110
(i) The LCM of 9710 and 9705 is associative
LCM of 9705 and 9710 = LCM of 9710 and 9705
1. What is the LCM of 9705 and 9710?
Answer: LCM of 9705 and 9710 is 18847110.
2. What are the Factors of 9705?
Answer: Factors of 9705 are 1, 3, 5, 15, 647, 1941, 3235, 9705. There are 8 integers that are factors of 9705. The greatest factor of 9705 is 9705.
3. What are the Factors of 9710?
Answer: Factors of 9710 are 1, 2, 5, 10, 971, 1942, 4855, 9710. There are 8 integers that are factors of 9710. The greatest factor of 9710 is 9710.
4. How to Find the LCM of 9705 and 9710?
Answer:
Least Common Multiple of 9705 and 9710 = 18847110
Step 1: Find the prime factorization of 9705
9705 = 3 x 5 x 647
Step 2: Find the prime factorization of 9710
9710 = 2 x 5 x 971
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 18847110 = 2 x 3 x 5 x 647 x 971
Step 4: Therefore, the least common multiple of 9705 and 9710 is 18847110.