Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6305 and 6309 the smallest integer that is 39778245 that is divisible by both numbers.
Least Common Multiple (LCM) of 6305 and 6309 is 39778245.
LCM(6305,6309) = 39778245
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 6305 and 6309. First we will calculate the prime factors of 6305 and 6309.
Prime Factorization of 6305
5 | 6305 |
13 | 1261 |
97 | 97 |
1 |
Prime factors of 6305 are 5, 13,97. Prime factorization of 6305 in exponential form is:
6305 = 51×131×971
Prime Factorization of 6309
3 | 6309 |
3 | 2103 |
701 | 701 |
1 |
Prime factors of 6309 are 3,701. Prime factorization of 6309 in exponential form is:
6309 = 32×7011
Now multiplying the highest exponent prime factors to calculate the LCM of 6305 and 6309.
LCM(6305,6309) = 32×51×131×971×7011
LCM(6305,6309) = 39778245
Factors of 6305
List of positive integer factors of 6305 that divides 6305 without a remainder.
1, 5, 13, 65, 97, 485, 1261, 6305
Factors of 6309
List of positive integer factors of 6309 that divides 6309 without a remainder.
1, 3, 9, 701, 2103, 6309
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6305 and 6309, than apply into the LCM equation.
GCF(6305,6309) = 1
LCM(6305,6309) = ( 6305 × 6309) / 1
LCM(6305,6309) = 39778245 / 1
LCM(6305,6309) = 39778245
(i) The LCM of 6309 and 6305 is associative
LCM of 6305 and 6309 = LCM of 6309 and 6305
1. What is the LCM of 6305 and 6309?
Answer: LCM of 6305 and 6309 is 39778245.
2. What are the Factors of 6305?
Answer: Factors of 6305 are 1, 5, 13, 65, 97, 485, 1261, 6305. There are 8 integers that are factors of 6305. The greatest factor of 6305 is 6305.
3. What are the Factors of 6309?
Answer: Factors of 6309 are 1, 3, 9, 701, 2103, 6309. There are 6 integers that are factors of 6309. The greatest factor of 6309 is 6309.
4. How to Find the LCM of 6305 and 6309?
Answer:
Least Common Multiple of 6305 and 6309 = 39778245
Step 1: Find the prime factorization of 6305
6305 = 5 x 13 x 97
Step 2: Find the prime factorization of 6309
6309 = 3 x 3 x 701
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 39778245 = 3 x 3 x 5 x 13 x 97 x 701
Step 4: Therefore, the least common multiple of 6305 and 6309 is 39778245.