Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6901 and 6905 the smallest integer that is 47651405 that is divisible by both numbers.
Least Common Multiple (LCM) of 6901 and 6905 is 47651405.
LCM(6901,6905) = 47651405
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 6901 and 6905. First we will calculate the prime factors of 6901 and 6905.
Prime Factorization of 6901
67 | 6901 |
103 | 103 |
1 |
Prime factors of 6901 are 67,103. Prime factorization of 6901 in exponential form is:
6901 = 671×1031
Prime Factorization of 6905
5 | 6905 |
1381 | 1381 |
1 |
Prime factors of 6905 are 5,1381. Prime factorization of 6905 in exponential form is:
6905 = 51×13811
Now multiplying the highest exponent prime factors to calculate the LCM of 6901 and 6905.
LCM(6901,6905) = 51×671×1031×13811
LCM(6901,6905) = 47651405
Factors of 6901
List of positive integer factors of 6901 that divides 6901 without a remainder.
1, 67, 103, 6901
Factors of 6905
List of positive integer factors of 6905 that divides 6905 without a remainder.
1, 5, 1381, 6905
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6901 and 6905, than apply into the LCM equation.
GCF(6901,6905) = 1
LCM(6901,6905) = ( 6901 × 6905) / 1
LCM(6901,6905) = 47651405 / 1
LCM(6901,6905) = 47651405
(i) The LCM of 6905 and 6901 is associative
LCM of 6901 and 6905 = LCM of 6905 and 6901
1. What is the LCM of 6901 and 6905?
Answer: LCM of 6901 and 6905 is 47651405.
2. What are the Factors of 6901?
Answer: Factors of 6901 are 1, 67, 103, 6901. There are 4 integers that are factors of 6901. The greatest factor of 6901 is 6901.
3. What are the Factors of 6905?
Answer: Factors of 6905 are 1, 5, 1381, 6905. There are 4 integers that are factors of 6905. The greatest factor of 6905 is 6905.
4. How to Find the LCM of 6901 and 6905?
Answer:
Least Common Multiple of 6901 and 6905 = 47651405
Step 1: Find the prime factorization of 6901
6901 = 67 x 103
Step 2: Find the prime factorization of 6905
6905 = 5 x 1381
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 47651405 = 5 x 67 x 103 x 1381
Step 4: Therefore, the least common multiple of 6901 and 6905 is 47651405.