Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 938 and 939 the smallest integer that is 880782 that is divisible by both numbers.
Least Common Multiple (LCM) of 938 and 939 is 880782.
LCM(938,939) = 880782
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 938 and 939. First we will calculate the prime factors of 938 and 939.
Prime Factorization of 938
2 | 938 |
7 | 469 |
67 | 67 |
1 |
Prime factors of 938 are 2, 7,67. Prime factorization of 938 in exponential form is:
938 = 21×71×671
Prime Factorization of 939
3 | 939 |
313 | 313 |
1 |
Prime factors of 939 are 3,313. Prime factorization of 939 in exponential form is:
939 = 31×3131
Now multiplying the highest exponent prime factors to calculate the LCM of 938 and 939.
LCM(938,939) = 21×31×71×671×3131
LCM(938,939) = 880782
Factors of 938
List of positive integer factors of 938 that divides 938 without a remainder.
1, 2, 7, 14, 67, 134, 469, 938
Factors of 939
List of positive integer factors of 939 that divides 939 without a remainder.
1, 3, 313, 939
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 938 and 939, than apply into the LCM equation.
GCF(938,939) = 1
LCM(938,939) = ( 938 × 939) / 1
LCM(938,939) = 880782 / 1
LCM(938,939) = 880782
(i) The LCM of 939 and 938 is associative
LCM of 938 and 939 = LCM of 939 and 938
1. What is the LCM of 938 and 939?
Answer: LCM of 938 and 939 is 880782.
2. What are the Factors of 938?
Answer: Factors of 938 are 1, 2, 7, 14, 67, 134, 469, 938. There are 8 integers that are factors of 938. The greatest factor of 938 is 938.
3. What are the Factors of 939?
Answer: Factors of 939 are 1, 3, 313, 939. There are 4 integers that are factors of 939. The greatest factor of 939 is 939.
4. How to Find the LCM of 938 and 939?
Answer:
Least Common Multiple of 938 and 939 = 880782
Step 1: Find the prime factorization of 938
938 = 2 x 7 x 67
Step 2: Find the prime factorization of 939
939 = 3 x 313
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 880782 = 2 x 3 x 7 x 67 x 313
Step 4: Therefore, the least common multiple of 938 and 939 is 880782.