Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3914 and 3918 the smallest integer that is 7667526 that is divisible by both numbers.
Least Common Multiple (LCM) of 3914 and 3918 is 7667526.
LCM(3914,3918) = 7667526
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 3914 and 3918. First we will calculate the prime factors of 3914 and 3918.
Prime Factorization of 3914
2 | 3914 |
19 | 1957 |
103 | 103 |
1 |
Prime factors of 3914 are 2, 19,103. Prime factorization of 3914 in exponential form is:
3914 = 21×191×1031
Prime Factorization of 3918
2 | 3918 |
3 | 1959 |
653 | 653 |
1 |
Prime factors of 3918 are 2, 3,653. Prime factorization of 3918 in exponential form is:
3918 = 21×31×6531
Now multiplying the highest exponent prime factors to calculate the LCM of 3914 and 3918.
LCM(3914,3918) = 21×31×191×1031×6531
LCM(3914,3918) = 7667526
Factors of 3914
List of positive integer factors of 3914 that divides 3914 without a remainder.
1, 2, 19, 38, 103, 206, 1957, 3914
Factors of 3918
List of positive integer factors of 3918 that divides 3918 without a remainder.
1, 2, 3, 6, 653, 1306, 1959, 3918
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3914 and 3918, than apply into the LCM equation.
GCF(3914,3918) = 2
LCM(3914,3918) = ( 3914 × 3918) / 2
LCM(3914,3918) = 15335052 / 2
LCM(3914,3918) = 7667526
(i) The LCM of 3918 and 3914 is associative
LCM of 3914 and 3918 = LCM of 3918 and 3914
1. What is the LCM of 3914 and 3918?
Answer: LCM of 3914 and 3918 is 7667526.
2. What are the Factors of 3914?
Answer: Factors of 3914 are 1, 2, 19, 38, 103, 206, 1957, 3914. There are 8 integers that are factors of 3914. The greatest factor of 3914 is 3914.
3. What are the Factors of 3918?
Answer: Factors of 3918 are 1, 2, 3, 6, 653, 1306, 1959, 3918. There are 8 integers that are factors of 3918. The greatest factor of 3918 is 3918.
4. How to Find the LCM of 3914 and 3918?
Answer:
Least Common Multiple of 3914 and 3918 = 7667526
Step 1: Find the prime factorization of 3914
3914 = 2 x 19 x 103
Step 2: Find the prime factorization of 3918
3918 = 2 x 3 x 653
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 7667526 = 2 x 3 x 19 x 103 x 653
Step 4: Therefore, the least common multiple of 3914 and 3918 is 7667526.