Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6456 and 6464 the smallest integer that is 5216448 that is divisible by both numbers.
Least Common Multiple (LCM) of 6456 and 6464 is 5216448.
LCM(6456,6464) = 5216448
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 6456 and 6464. First we will calculate the prime factors of 6456 and 6464.
Prime Factorization of 6456
2 | 6456 |
2 | 3228 |
2 | 1614 |
3 | 807 |
269 | 269 |
1 |
Prime factors of 6456 are 2, 3,269. Prime factorization of 6456 in exponential form is:
6456 = 23×31×2691
Prime Factorization of 6464
2 | 6464 |
2 | 3232 |
2 | 1616 |
2 | 808 |
2 | 404 |
2 | 202 |
101 | 101 |
1 |
Prime factors of 6464 are 2,101. Prime factorization of 6464 in exponential form is:
6464 = 26×1011
Now multiplying the highest exponent prime factors to calculate the LCM of 6456 and 6464.
LCM(6456,6464) = 26×31×1011×2691
LCM(6456,6464) = 5216448
Factors of 6456
List of positive integer factors of 6456 that divides 6456 without a remainder.
1, 2, 3, 4, 6, 8, 12, 24, 269, 538, 807, 1076, 1614, 2152, 3228, 6456
Factors of 6464
List of positive integer factors of 6464 that divides 6464 without a remainder.
1, 2, 4, 8, 16, 32, 64, 101, 202, 404, 808, 1616, 3232, 6464
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6456 and 6464, than apply into the LCM equation.
GCF(6456,6464) = 8
LCM(6456,6464) = ( 6456 × 6464) / 8
LCM(6456,6464) = 41731584 / 8
LCM(6456,6464) = 5216448
(i) The LCM of 6464 and 6456 is associative
LCM of 6456 and 6464 = LCM of 6464 and 6456
1. What is the LCM of 6456 and 6464?
Answer: LCM of 6456 and 6464 is 5216448.
2. What are the Factors of 6456?
Answer: Factors of 6456 are 1, 2, 3, 4, 6, 8, 12, 24, 269, 538, 807, 1076, 1614, 2152, 3228, 6456. There are 16 integers that are factors of 6456. The greatest factor of 6456 is 6456.
3. What are the Factors of 6464?
Answer: Factors of 6464 are 1, 2, 4, 8, 16, 32, 64, 101, 202, 404, 808, 1616, 3232, 6464. There are 14 integers that are factors of 6464. The greatest factor of 6464 is 6464.
4. How to Find the LCM of 6456 and 6464?
Answer:
Least Common Multiple of 6456 and 6464 = 5216448
Step 1: Find the prime factorization of 6456
6456 = 2 x 2 x 2 x 3 x 269
Step 2: Find the prime factorization of 6464
6464 = 2 x 2 x 2 x 2 x 2 x 2 x 101
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 5216448 = 2 x 2 x 2 x 2 x 2 x 2 x 3 x 101 x 269
Step 4: Therefore, the least common multiple of 6456 and 6464 is 5216448.