Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 988 and 996 the smallest integer that is 246012 that is divisible by both numbers.
Least Common Multiple (LCM) of 988 and 996 is 246012.
LCM(988,996) = 246012
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 988 and 996. First we will calculate the prime factors of 988 and 996.
Prime Factorization of 988
2 | 988 |
2 | 494 |
13 | 247 |
19 | 19 |
1 |
Prime factors of 988 are 2, 13,19. Prime factorization of 988 in exponential form is:
988 = 22×131×191
Prime Factorization of 996
2 | 996 |
2 | 498 |
3 | 249 |
83 | 83 |
1 |
Prime factors of 996 are 2, 3,83. Prime factorization of 996 in exponential form is:
996 = 22×31×831
Now multiplying the highest exponent prime factors to calculate the LCM of 988 and 996.
LCM(988,996) = 22×31×131×191×831
LCM(988,996) = 246012
Factors of 988
List of positive integer factors of 988 that divides 988 without a remainder.
1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988
Factors of 996
List of positive integer factors of 996 that divides 996 without a remainder.
1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 988 and 996, than apply into the LCM equation.
GCF(988,996) = 4
LCM(988,996) = ( 988 × 996) / 4
LCM(988,996) = 984048 / 4
LCM(988,996) = 246012
(i) The LCM of 996 and 988 is associative
LCM of 988 and 996 = LCM of 996 and 988
1. What is the LCM of 988 and 996?
Answer: LCM of 988 and 996 is 246012.
2. What are the Factors of 988?
Answer: Factors of 988 are 1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988. There are 12 integers that are factors of 988. The greatest factor of 988 is 988.
3. What are the Factors of 996?
Answer: Factors of 996 are 1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996. There are 12 integers that are factors of 996. The greatest factor of 996 is 996.
4. How to Find the LCM of 988 and 996?
Answer:
Least Common Multiple of 988 and 996 = 246012
Step 1: Find the prime factorization of 988
988 = 2 x 2 x 13 x 19
Step 2: Find the prime factorization of 996
996 = 2 x 2 x 3 x 83
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 246012 = 2 x 2 x 3 x 13 x 19 x 83
Step 4: Therefore, the least common multiple of 988 and 996 is 246012.