Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3858 and 3863 the smallest integer that is 14903454 that is divisible by both numbers.
Least Common Multiple (LCM) of 3858 and 3863 is 14903454.
LCM(3858,3863) = 14903454
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 3858 and 3863. First we will calculate the prime factors of 3858 and 3863.
Prime Factorization of 3858
2 | 3858 |
3 | 1929 |
643 | 643 |
1 |
Prime factors of 3858 are 2, 3,643. Prime factorization of 3858 in exponential form is:
3858 = 21×31×6431
Prime Factorization of 3863
3863 | 3863 |
1 |
Prime factors of 3863 are 3863. Prime factorization of 3863 in exponential form is:
3863 = 38631
Now multiplying the highest exponent prime factors to calculate the LCM of 3858 and 3863.
LCM(3858,3863) = 21×31×6431×38631
LCM(3858,3863) = 14903454
Factors of 3858
List of positive integer factors of 3858 that divides 3858 without a remainder.
1, 2, 3, 6, 643, 1286, 1929, 3858
Factors of 3863
List of positive integer factors of 3863 that divides 3863 without a remainder.
1, 3863
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3858 and 3863, than apply into the LCM equation.
GCF(3858,3863) = 1
LCM(3858,3863) = ( 3858 × 3863) / 1
LCM(3858,3863) = 14903454 / 1
LCM(3858,3863) = 14903454
(i) The LCM of 3863 and 3858 is associative
LCM of 3858 and 3863 = LCM of 3863 and 3858
1. What is the LCM of 3858 and 3863?
Answer: LCM of 3858 and 3863 is 14903454.
2. What are the Factors of 3858?
Answer: Factors of 3858 are 1, 2, 3, 6, 643, 1286, 1929, 3858. There are 8 integers that are factors of 3858. The greatest factor of 3858 is 3858.
3. What are the Factors of 3863?
Answer: Factors of 3863 are 1, 3863. There are 2 integers that are factors of 3863. The greatest factor of 3863 is 3863.
4. How to Find the LCM of 3858 and 3863?
Answer:
Least Common Multiple of 3858 and 3863 = 14903454
Step 1: Find the prime factorization of 3858
3858 = 2 x 3 x 643
Step 2: Find the prime factorization of 3863
3863 = 3863
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 14903454 = 2 x 3 x 643 x 3863
Step 4: Therefore, the least common multiple of 3858 and 3863 is 14903454.