Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8305 and 8309 the smallest integer that is 69006245 that is divisible by both numbers.
Least Common Multiple (LCM) of 8305 and 8309 is 69006245.
LCM(8305,8309) = 69006245
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 8305 and 8309. First we will calculate the prime factors of 8305 and 8309.
Prime Factorization of 8305
5 | 8305 |
11 | 1661 |
151 | 151 |
1 |
Prime factors of 8305 are 5, 11,151. Prime factorization of 8305 in exponential form is:
8305 = 51×111×1511
Prime Factorization of 8309
7 | 8309 |
1187 | 1187 |
1 |
Prime factors of 8309 are 7,1187. Prime factorization of 8309 in exponential form is:
8309 = 71×11871
Now multiplying the highest exponent prime factors to calculate the LCM of 8305 and 8309.
LCM(8305,8309) = 51×71×111×1511×11871
LCM(8305,8309) = 69006245
Factors of 8305
List of positive integer factors of 8305 that divides 8305 without a remainder.
1, 5, 11, 55, 151, 755, 1661, 8305
Factors of 8309
List of positive integer factors of 8309 that divides 8309 without a remainder.
1, 7, 1187, 8309
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8305 and 8309, than apply into the LCM equation.
GCF(8305,8309) = 1
LCM(8305,8309) = ( 8305 × 8309) / 1
LCM(8305,8309) = 69006245 / 1
LCM(8305,8309) = 69006245
(i) The LCM of 8309 and 8305 is associative
LCM of 8305 and 8309 = LCM of 8309 and 8305
1. What is the LCM of 8305 and 8309?
Answer: LCM of 8305 and 8309 is 69006245.
2. What are the Factors of 8305?
Answer: Factors of 8305 are 1, 5, 11, 55, 151, 755, 1661, 8305. There are 8 integers that are factors of 8305. The greatest factor of 8305 is 8305.
3. What are the Factors of 8309?
Answer: Factors of 8309 are 1, 7, 1187, 8309. There are 4 integers that are factors of 8309. The greatest factor of 8309 is 8309.
4. How to Find the LCM of 8305 and 8309?
Answer:
Least Common Multiple of 8305 and 8309 = 69006245
Step 1: Find the prime factorization of 8305
8305 = 5 x 11 x 151
Step 2: Find the prime factorization of 8309
8309 = 7 x 1187
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 69006245 = 5 x 7 x 11 x 151 x 1187
Step 4: Therefore, the least common multiple of 8305 and 8309 is 69006245.