Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2803 and 2807 the smallest integer that is 7868021 that is divisible by both numbers.
Least Common Multiple (LCM) of 2803 and 2807 is 7868021.
LCM(2803,2807) = 7868021
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 2803 and 2807. First we will calculate the prime factors of 2803 and 2807.
Prime Factorization of 2803
2803 | 2803 |
1 |
Prime factors of 2803 are 2803. Prime factorization of 2803 in exponential form is:
2803 = 28031
Prime Factorization of 2807
7 | 2807 |
401 | 401 |
1 |
Prime factors of 2807 are 7,401. Prime factorization of 2807 in exponential form is:
2807 = 71×4011
Now multiplying the highest exponent prime factors to calculate the LCM of 2803 and 2807.
LCM(2803,2807) = 71×4011×28031
LCM(2803,2807) = 7868021
Factors of 2803
List of positive integer factors of 2803 that divides 2803 without a remainder.
1, 2803
Factors of 2807
List of positive integer factors of 2807 that divides 2807 without a remainder.
1, 7, 401, 2807
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2803 and 2807, than apply into the LCM equation.
GCF(2803,2807) = 1
LCM(2803,2807) = ( 2803 × 2807) / 1
LCM(2803,2807) = 7868021 / 1
LCM(2803,2807) = 7868021
(i) The LCM of 2807 and 2803 is associative
LCM of 2803 and 2807 = LCM of 2807 and 2803
1. What is the LCM of 2803 and 2807?
Answer: LCM of 2803 and 2807 is 7868021.
2. What are the Factors of 2803?
Answer: Factors of 2803 are 1, 2803. There are 2 integers that are factors of 2803. The greatest factor of 2803 is 2803.
3. What are the Factors of 2807?
Answer: Factors of 2807 are 1, 7, 401, 2807. There are 4 integers that are factors of 2807. The greatest factor of 2807 is 2807.
4. How to Find the LCM of 2803 and 2807?
Answer:
Least Common Multiple of 2803 and 2807 = 7868021
Step 1: Find the prime factorization of 2803
2803 = 2803
Step 2: Find the prime factorization of 2807
2807 = 7 x 401
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 7868021 = 7 x 401 x 2803
Step 4: Therefore, the least common multiple of 2803 and 2807 is 7868021.