Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6424 and 6425 the smallest integer that is 41274200 that is divisible by both numbers.
Least Common Multiple (LCM) of 6424 and 6425 is 41274200.
LCM(6424,6425) = 41274200
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 6424 and 6425. First we will calculate the prime factors of 6424 and 6425.
Prime Factorization of 6424
2 | 6424 |
2 | 3212 |
2 | 1606 |
11 | 803 |
73 | 73 |
1 |
Prime factors of 6424 are 2, 11,73. Prime factorization of 6424 in exponential form is:
6424 = 23×111×731
Prime Factorization of 6425
5 | 6425 |
5 | 1285 |
257 | 257 |
1 |
Prime factors of 6425 are 5,257. Prime factorization of 6425 in exponential form is:
6425 = 52×2571
Now multiplying the highest exponent prime factors to calculate the LCM of 6424 and 6425.
LCM(6424,6425) = 23×52×111×731×2571
LCM(6424,6425) = 41274200
Factors of 6424
List of positive integer factors of 6424 that divides 6424 without a remainder.
1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 6424
Factors of 6425
List of positive integer factors of 6425 that divides 6425 without a remainder.
1, 5, 25, 257, 1285, 6425
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6424 and 6425, than apply into the LCM equation.
GCF(6424,6425) = 1
LCM(6424,6425) = ( 6424 × 6425) / 1
LCM(6424,6425) = 41274200 / 1
LCM(6424,6425) = 41274200
(i) The LCM of 6425 and 6424 is associative
LCM of 6424 and 6425 = LCM of 6425 and 6424
1. What is the LCM of 6424 and 6425?
Answer: LCM of 6424 and 6425 is 41274200.
2. What are the Factors of 6424?
Answer: Factors of 6424 are 1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 6424. There are 16 integers that are factors of 6424. The greatest factor of 6424 is 6424.
3. What are the Factors of 6425?
Answer: Factors of 6425 are 1, 5, 25, 257, 1285, 6425. There are 6 integers that are factors of 6425. The greatest factor of 6425 is 6425.
4. How to Find the LCM of 6424 and 6425?
Answer:
Least Common Multiple of 6424 and 6425 = 41274200
Step 1: Find the prime factorization of 6424
6424 = 2 x 2 x 2 x 11 x 73
Step 2: Find the prime factorization of 6425
6425 = 5 x 5 x 257
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 41274200 = 2 x 2 x 2 x 5 x 5 x 11 x 73 x 257
Step 4: Therefore, the least common multiple of 6424 and 6425 is 41274200.