Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2773 and 2781 the smallest integer that is 7711713 that is divisible by both numbers.
Least Common Multiple (LCM) of 2773 and 2781 is 7711713.
LCM(2773,2781) = 7711713
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 2773 and 2781. First we will calculate the prime factors of 2773 and 2781.
Prime Factorization of 2773
47 | 2773 |
59 | 59 |
1 |
Prime factors of 2773 are 47,59. Prime factorization of 2773 in exponential form is:
2773 = 471×591
Prime Factorization of 2781
3 | 2781 |
3 | 927 |
3 | 309 |
103 | 103 |
1 |
Prime factors of 2781 are 3,103. Prime factorization of 2781 in exponential form is:
2781 = 33×1031
Now multiplying the highest exponent prime factors to calculate the LCM of 2773 and 2781.
LCM(2773,2781) = 33×471×591×1031
LCM(2773,2781) = 7711713
Factors of 2773
List of positive integer factors of 2773 that divides 2773 without a remainder.
1, 47, 59, 2773
Factors of 2781
List of positive integer factors of 2781 that divides 2781 without a remainder.
1, 3, 9, 27, 103, 309, 927, 2781
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2773 and 2781, than apply into the LCM equation.
GCF(2773,2781) = 1
LCM(2773,2781) = ( 2773 × 2781) / 1
LCM(2773,2781) = 7711713 / 1
LCM(2773,2781) = 7711713
(i) The LCM of 2781 and 2773 is associative
LCM of 2773 and 2781 = LCM of 2781 and 2773
1. What is the LCM of 2773 and 2781?
Answer: LCM of 2773 and 2781 is 7711713.
2. What are the Factors of 2773?
Answer: Factors of 2773 are 1, 47, 59, 2773. There are 4 integers that are factors of 2773. The greatest factor of 2773 is 2773.
3. What are the Factors of 2781?
Answer: Factors of 2781 are 1, 3, 9, 27, 103, 309, 927, 2781. There are 8 integers that are factors of 2781. The greatest factor of 2781 is 2781.
4. How to Find the LCM of 2773 and 2781?
Answer:
Least Common Multiple of 2773 and 2781 = 7711713
Step 1: Find the prime factorization of 2773
2773 = 47 x 59
Step 2: Find the prime factorization of 2781
2781 = 3 x 3 x 3 x 103
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 7711713 = 3 x 3 x 3 x 47 x 59 x 103
Step 4: Therefore, the least common multiple of 2773 and 2781 is 7711713.