Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 796 and 800 the smallest integer that is 159200 that is divisible by both numbers.
Least Common Multiple (LCM) of 796 and 800 is 159200.
LCM(796,800) = 159200
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 796 and 800. First we will calculate the prime factors of 796 and 800.
Prime Factorization of 796
2 | 796 |
2 | 398 |
199 | 199 |
1 |
Prime factors of 796 are 2,199. Prime factorization of 796 in exponential form is:
796 = 22×1991
Prime Factorization of 800
2 | 800 |
2 | 400 |
2 | 200 |
2 | 100 |
2 | 50 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 800 are 2,5. Prime factorization of 800 in exponential form is:
800 = 25×52
Now multiplying the highest exponent prime factors to calculate the LCM of 796 and 800.
LCM(796,800) = 25×52×1991
LCM(796,800) = 159200
Factors of 796
List of positive integer factors of 796 that divides 796 without a remainder.
1, 2, 4, 199, 398, 796
Factors of 800
List of positive integer factors of 800 that divides 800 without a remainder.
1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 796 and 800, than apply into the LCM equation.
GCF(796,800) = 4
LCM(796,800) = ( 796 × 800) / 4
LCM(796,800) = 636800 / 4
LCM(796,800) = 159200
(i) The LCM of 800 and 796 is associative
LCM of 796 and 800 = LCM of 800 and 796
1. What is the LCM of 796 and 800?
Answer: LCM of 796 and 800 is 159200.
2. What are the Factors of 796?
Answer: Factors of 796 are 1, 2, 4, 199, 398, 796. There are 6 integers that are factors of 796. The greatest factor of 796 is 796.
3. What are the Factors of 800?
Answer: Factors of 800 are 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800. There are 18 integers that are factors of 800. The greatest factor of 800 is 800.
4. How to Find the LCM of 796 and 800?
Answer:
Least Common Multiple of 796 and 800 = 159200
Step 1: Find the prime factorization of 796
796 = 2 x 2 x 199
Step 2: Find the prime factorization of 800
800 = 2 x 2 x 2 x 2 x 2 x 5 x 5
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 159200 = 2 x 2 x 2 x 2 x 2 x 5 x 5 x 199
Step 4: Therefore, the least common multiple of 796 and 800 is 159200.