Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 936 and 939 the smallest integer that is 292968 that is divisible by both numbers.
Least Common Multiple (LCM) of 936 and 939 is 292968.
LCM(936,939) = 292968
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 936 and 939. First we will calculate the prime factors of 936 and 939.
Prime Factorization of 936
2 | 936 |
2 | 468 |
2 | 234 |
3 | 117 |
3 | 39 |
13 | 13 |
1 |
Prime factors of 936 are 2, 3,13. Prime factorization of 936 in exponential form is:
936 = 23×32×131
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 936 and 939.
LCM(936,939) = 23×32×131×3131
LCM(936,939) = 292968
Factors of 936
List of positive integer factors of 936 that divides 936 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936
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 936 and 939, than apply into the LCM equation.
GCF(936,939) = 3
LCM(936,939) = ( 936 × 939) / 3
LCM(936,939) = 878904 / 3
LCM(936,939) = 292968
(i) The LCM of 939 and 936 is associative
LCM of 936 and 939 = LCM of 939 and 936
1. What is the LCM of 936 and 939?
Answer: LCM of 936 and 939 is 292968.
2. What are the Factors of 936?
Answer: Factors of 936 are 1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936. There are 24 integers that are factors of 936. The greatest factor of 936 is 936.
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 936 and 939?
Answer:
Least Common Multiple of 936 and 939 = 292968
Step 1: Find the prime factorization of 936
936 = 2 x 2 x 2 x 3 x 3 x 13
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 = 292968 = 2 x 2 x 2 x 3 x 3 x 13 x 313
Step 4: Therefore, the least common multiple of 936 and 939 is 292968.