Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8641 and 8646 the smallest integer that is 74710086 that is divisible by both numbers.
Least Common Multiple (LCM) of 8641 and 8646 is 74710086.
LCM(8641,8646) = 74710086
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 8641 and 8646. First we will calculate the prime factors of 8641 and 8646.
Prime Factorization of 8641
8641 | 8641 |
1 |
Prime factors of 8641 are 8641. Prime factorization of 8641 in exponential form is:
8641 = 86411
Prime Factorization of 8646
2 | 8646 |
3 | 4323 |
11 | 1441 |
131 | 131 |
1 |
Prime factors of 8646 are 2, 3, 11,131. Prime factorization of 8646 in exponential form is:
8646 = 21×31×111×1311
Now multiplying the highest exponent prime factors to calculate the LCM of 8641 and 8646.
LCM(8641,8646) = 21×31×111×1311×86411
LCM(8641,8646) = 74710086
Factors of 8641
List of positive integer factors of 8641 that divides 8641 without a remainder.
1, 8641
Factors of 8646
List of positive integer factors of 8646 that divides 8646 without a remainder.
1, 2, 3, 6, 11, 22, 33, 66, 131, 262, 393, 786, 1441, 2882, 4323, 8646
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8641 and 8646, than apply into the LCM equation.
GCF(8641,8646) = 1
LCM(8641,8646) = ( 8641 × 8646) / 1
LCM(8641,8646) = 74710086 / 1
LCM(8641,8646) = 74710086
(i) The LCM of 8646 and 8641 is associative
LCM of 8641 and 8646 = LCM of 8646 and 8641
1. What is the LCM of 8641 and 8646?
Answer: LCM of 8641 and 8646 is 74710086.
2. What are the Factors of 8641?
Answer: Factors of 8641 are 1, 8641. There are 2 integers that are factors of 8641. The greatest factor of 8641 is 8641.
3. What are the Factors of 8646?
Answer: Factors of 8646 are 1, 2, 3, 6, 11, 22, 33, 66, 131, 262, 393, 786, 1441, 2882, 4323, 8646. There are 16 integers that are factors of 8646. The greatest factor of 8646 is 8646.
4. How to Find the LCM of 8641 and 8646?
Answer:
Least Common Multiple of 8641 and 8646 = 74710086
Step 1: Find the prime factorization of 8641
8641 = 8641
Step 2: Find the prime factorization of 8646
8646 = 2 x 3 x 11 x 131
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 74710086 = 2 x 3 x 11 x 131 x 8641
Step 4: Therefore, the least common multiple of 8641 and 8646 is 74710086.