Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9685 and 9689 the smallest integer that is 93837965 that is divisible by both numbers.
Least Common Multiple (LCM) of 9685 and 9689 is 93837965.
LCM(9685,9689) = 93837965
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 9685 and 9689. First we will calculate the prime factors of 9685 and 9689.
Prime Factorization of 9685
5 | 9685 |
13 | 1937 |
149 | 149 |
1 |
Prime factors of 9685 are 5, 13,149. Prime factorization of 9685 in exponential form is:
9685 = 51×131×1491
Prime Factorization of 9689
9689 | 9689 |
1 |
Prime factors of 9689 are 9689. Prime factorization of 9689 in exponential form is:
9689 = 96891
Now multiplying the highest exponent prime factors to calculate the LCM of 9685 and 9689.
LCM(9685,9689) = 51×131×1491×96891
LCM(9685,9689) = 93837965
Factors of 9685
List of positive integer factors of 9685 that divides 9685 without a remainder.
1, 5, 13, 65, 149, 745, 1937, 9685
Factors of 9689
List of positive integer factors of 9689 that divides 9689 without a remainder.
1, 9689
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9685 and 9689, than apply into the LCM equation.
GCF(9685,9689) = 1
LCM(9685,9689) = ( 9685 × 9689) / 1
LCM(9685,9689) = 93837965 / 1
LCM(9685,9689) = 93837965
(i) The LCM of 9689 and 9685 is associative
LCM of 9685 and 9689 = LCM of 9689 and 9685
1. What is the LCM of 9685 and 9689?
Answer: LCM of 9685 and 9689 is 93837965.
2. What are the Factors of 9685?
Answer: Factors of 9685 are 1, 5, 13, 65, 149, 745, 1937, 9685. There are 8 integers that are factors of 9685. The greatest factor of 9685 is 9685.
3. What are the Factors of 9689?
Answer: Factors of 9689 are 1, 9689. There are 2 integers that are factors of 9689. The greatest factor of 9689 is 9689.
4. How to Find the LCM of 9685 and 9689?
Answer:
Least Common Multiple of 9685 and 9689 = 93837965
Step 1: Find the prime factorization of 9685
9685 = 5 x 13 x 149
Step 2: Find the prime factorization of 9689
9689 = 9689
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 93837965 = 5 x 13 x 149 x 9689
Step 4: Therefore, the least common multiple of 9685 and 9689 is 93837965.