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 994 the smallest integer that is 493024 that is divisible by both numbers.
Least Common Multiple (LCM) of 992 and 994 is 493024.
LCM(992,994) = 493024
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 994. First we will calculate the prime factors of 992 and 994.
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 994
2 | 994 |
7 | 497 |
71 | 71 |
1 |
Prime factors of 994 are 2, 7,71. Prime factorization of 994 in exponential form is:
994 = 21×71×711
Now multiplying the highest exponent prime factors to calculate the LCM of 992 and 994.
LCM(992,994) = 25×71×311×711
LCM(992,994) = 493024
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 994
List of positive integer factors of 994 that divides 994 without a remainder.
1, 2, 7, 14, 71, 142, 497, 994
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 992 and 994, than apply into the LCM equation.
GCF(992,994) = 2
LCM(992,994) = ( 992 × 994) / 2
LCM(992,994) = 986048 / 2
LCM(992,994) = 493024
(i) The LCM of 994 and 992 is associative
LCM of 992 and 994 = LCM of 994 and 992
1. What is the LCM of 992 and 994?
Answer: LCM of 992 and 994 is 493024.
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 994?
Answer: Factors of 994 are 1, 2, 7, 14, 71, 142, 497, 994. There are 8 integers that are factors of 994. The greatest factor of 994 is 994.
4. How to Find the LCM of 992 and 994?
Answer:
Least Common Multiple of 992 and 994 = 493024
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 994
994 = 2 x 7 x 71
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 493024 = 2 x 2 x 2 x 2 x 2 x 7 x 31 x 71
Step 4: Therefore, the least common multiple of 992 and 994 is 493024.