Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8930 and 8938 the smallest integer that is 39908170 that is divisible by both numbers.
Least Common Multiple (LCM) of 8930 and 8938 is 39908170.
LCM(8930,8938) = 39908170
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 8930 and 8938. First we will calculate the prime factors of 8930 and 8938.
Prime Factorization of 8930
2 | 8930 |
5 | 4465 |
19 | 893 |
47 | 47 |
1 |
Prime factors of 8930 are 2, 5, 19,47. Prime factorization of 8930 in exponential form is:
8930 = 21×51×191×471
Prime Factorization of 8938
2 | 8938 |
41 | 4469 |
109 | 109 |
1 |
Prime factors of 8938 are 2, 41,109. Prime factorization of 8938 in exponential form is:
8938 = 21×411×1091
Now multiplying the highest exponent prime factors to calculate the LCM of 8930 and 8938.
LCM(8930,8938) = 21×51×191×411×471×1091
LCM(8930,8938) = 39908170
Factors of 8930
List of positive integer factors of 8930 that divides 8930 without a remainder.
1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 4465, 8930
Factors of 8938
List of positive integer factors of 8938 that divides 8938 without a remainder.
1, 2, 41, 82, 109, 218, 4469, 8938
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8930 and 8938, than apply into the LCM equation.
GCF(8930,8938) = 2
LCM(8930,8938) = ( 8930 × 8938) / 2
LCM(8930,8938) = 79816340 / 2
LCM(8930,8938) = 39908170
(i) The LCM of 8938 and 8930 is associative
LCM of 8930 and 8938 = LCM of 8938 and 8930
1. What is the LCM of 8930 and 8938?
Answer: LCM of 8930 and 8938 is 39908170.
2. What are the Factors of 8930?
Answer: Factors of 8930 are 1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 4465, 8930. There are 16 integers that are factors of 8930. The greatest factor of 8930 is 8930.
3. What are the Factors of 8938?
Answer: Factors of 8938 are 1, 2, 41, 82, 109, 218, 4469, 8938. There are 8 integers that are factors of 8938. The greatest factor of 8938 is 8938.
4. How to Find the LCM of 8930 and 8938?
Answer:
Least Common Multiple of 8930 and 8938 = 39908170
Step 1: Find the prime factorization of 8930
8930 = 2 x 5 x 19 x 47
Step 2: Find the prime factorization of 8938
8938 = 2 x 41 x 109
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 39908170 = 2 x 5 x 19 x 41 x 47 x 109
Step 4: Therefore, the least common multiple of 8930 and 8938 is 39908170.