Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8355 and 8361 the smallest integer that is 23285385 that is divisible by both numbers.
Least Common Multiple (LCM) of 8355 and 8361 is 23285385.
LCM(8355,8361) = 23285385
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 8355 and 8361. First we will calculate the prime factors of 8355 and 8361.
Prime Factorization of 8355
3 | 8355 |
5 | 2785 |
557 | 557 |
1 |
Prime factors of 8355 are 3, 5,557. Prime factorization of 8355 in exponential form is:
8355 = 31×51×5571
Prime Factorization of 8361
3 | 8361 |
3 | 2787 |
929 | 929 |
1 |
Prime factors of 8361 are 3,929. Prime factorization of 8361 in exponential form is:
8361 = 32×9291
Now multiplying the highest exponent prime factors to calculate the LCM of 8355 and 8361.
LCM(8355,8361) = 32×51×5571×9291
LCM(8355,8361) = 23285385
Factors of 8355
List of positive integer factors of 8355 that divides 8355 without a remainder.
1, 3, 5, 15, 557, 1671, 2785, 8355
Factors of 8361
List of positive integer factors of 8361 that divides 8361 without a remainder.
1, 3, 9, 929, 2787, 8361
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8355 and 8361, than apply into the LCM equation.
GCF(8355,8361) = 3
LCM(8355,8361) = ( 8355 × 8361) / 3
LCM(8355,8361) = 69856155 / 3
LCM(8355,8361) = 23285385
(i) The LCM of 8361 and 8355 is associative
LCM of 8355 and 8361 = LCM of 8361 and 8355
1. What is the LCM of 8355 and 8361?
Answer: LCM of 8355 and 8361 is 23285385.
2. What are the Factors of 8355?
Answer: Factors of 8355 are 1, 3, 5, 15, 557, 1671, 2785, 8355. There are 8 integers that are factors of 8355. The greatest factor of 8355 is 8355.
3. What are the Factors of 8361?
Answer: Factors of 8361 are 1, 3, 9, 929, 2787, 8361. There are 6 integers that are factors of 8361. The greatest factor of 8361 is 8361.
4. How to Find the LCM of 8355 and 8361?
Answer:
Least Common Multiple of 8355 and 8361 = 23285385
Step 1: Find the prime factorization of 8355
8355 = 3 x 5 x 557
Step 2: Find the prime factorization of 8361
8361 = 3 x 3 x 929
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 23285385 = 3 x 3 x 5 x 557 x 929
Step 4: Therefore, the least common multiple of 8355 and 8361 is 23285385.