Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 992 and 999 the smallest integer that is 991008 that is divisible by both numbers.
Least Common Multiple (LCM) of 992 and 999 is 991008.
LCM(992,999) = 991008
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 992 and 999. First we will calculate the prime factors of 992 and 999.
Prime Factorization of 992
2 | 992 |
2 | 496 |
2 | 248 |
2 | 124 |
2 | 62 |
31 | 31 |
1 |
Prime factors of 992 are 2,31. Prime factorization of 992 in exponential form is:
992 = 25×311
Prime Factorization of 999
3 | 999 |
3 | 333 |
3 | 111 |
37 | 37 |
1 |
Prime factors of 999 are 3,37. Prime factorization of 999 in exponential form is:
999 = 33×371
Now multiplying the highest exponent prime factors to calculate the LCM of 992 and 999.
LCM(992,999) = 25×33×311×371
LCM(992,999) = 991008
Factors of 992
List of positive integer factors of 992 that divides 992 without a remainder.
1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992
Factors of 999
List of positive integer factors of 999 that divides 999 without a remainder.
1, 3, 9, 27, 37, 111, 333, 999
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 992 and 999, than apply into the LCM equation.
GCF(992,999) = 1
LCM(992,999) = ( 992 × 999) / 1
LCM(992,999) = 991008 / 1
LCM(992,999) = 991008
(i) The LCM of 999 and 992 is associative
LCM of 992 and 999 = LCM of 999 and 992
1. What is the LCM of 992 and 999?
Answer: LCM of 992 and 999 is 991008.
2. What are the Factors of 992?
Answer: Factors of 992 are 1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992. There are 12 integers that are factors of 992. The greatest factor of 992 is 992.
3. What are the Factors of 999?
Answer: Factors of 999 are 1, 3, 9, 27, 37, 111, 333, 999. There are 8 integers that are factors of 999. The greatest factor of 999 is 999.
4. How to Find the LCM of 992 and 999?
Answer:
Least Common Multiple of 992 and 999 = 991008
Step 1: Find the prime factorization of 992
992 = 2 x 2 x 2 x 2 x 2 x 31
Step 2: Find the prime factorization of 999
999 = 3 x 3 x 3 x 37
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 991008 = 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 31 x 37
Step 4: Therefore, the least common multiple of 992 and 999 is 991008.