Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8956 and 8961 the smallest integer that is 80254716 that is divisible by both numbers.
Least Common Multiple (LCM) of 8956 and 8961 is 80254716.
LCM(8956,8961) = 80254716
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 8956 and 8961. First we will calculate the prime factors of 8956 and 8961.
Prime Factorization of 8956
2 | 8956 |
2 | 4478 |
2239 | 2239 |
1 |
Prime factors of 8956 are 2,2239. Prime factorization of 8956 in exponential form is:
8956 = 22×22391
Prime Factorization of 8961
3 | 8961 |
29 | 2987 |
103 | 103 |
1 |
Prime factors of 8961 are 3, 29,103. Prime factorization of 8961 in exponential form is:
8961 = 31×291×1031
Now multiplying the highest exponent prime factors to calculate the LCM of 8956 and 8961.
LCM(8956,8961) = 22×31×291×1031×22391
LCM(8956,8961) = 80254716
Factors of 8956
List of positive integer factors of 8956 that divides 8956 without a remainder.
1, 2, 4, 2239, 4478, 8956
Factors of 8961
List of positive integer factors of 8961 that divides 8961 without a remainder.
1, 3, 29, 87, 103, 309, 2987, 8961
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8956 and 8961, than apply into the LCM equation.
GCF(8956,8961) = 1
LCM(8956,8961) = ( 8956 × 8961) / 1
LCM(8956,8961) = 80254716 / 1
LCM(8956,8961) = 80254716
(i) The LCM of 8961 and 8956 is associative
LCM of 8956 and 8961 = LCM of 8961 and 8956
1. What is the LCM of 8956 and 8961?
Answer: LCM of 8956 and 8961 is 80254716.
2. What are the Factors of 8956?
Answer: Factors of 8956 are 1, 2, 4, 2239, 4478, 8956. There are 6 integers that are factors of 8956. The greatest factor of 8956 is 8956.
3. What are the Factors of 8961?
Answer: Factors of 8961 are 1, 3, 29, 87, 103, 309, 2987, 8961. There are 8 integers that are factors of 8961. The greatest factor of 8961 is 8961.
4. How to Find the LCM of 8956 and 8961?
Answer:
Least Common Multiple of 8956 and 8961 = 80254716
Step 1: Find the prime factorization of 8956
8956 = 2 x 2 x 2239
Step 2: Find the prime factorization of 8961
8961 = 3 x 29 x 103
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 80254716 = 2 x 2 x 3 x 29 x 103 x 2239
Step 4: Therefore, the least common multiple of 8956 and 8961 is 80254716.