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What is the Least Common Multiple of 6564 and 6572?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 6564 and 6572 is 10784652.

LCM(6564,6572) = 10784652

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Least Common Multiple of 6564 and 6572 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6564 and 6572, than apply into the LCM equation.

GCF(6564,6572) = 4
LCM(6564,6572) = ( 6564 × 6572) / 4
LCM(6564,6572) = 43138608 / 4
LCM(6564,6572) = 10784652

Least Common Multiple (LCM) of 6564 and 6572 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6564 and 6572. First we will calculate the prime factors of 6564 and 6572.

Prime Factorization of 6564

Prime factors of 6564 are 2, 3, 547. Prime factorization of 6564 in exponential form is:

6564 = 22 × 31 × 5471

Prime Factorization of 6572

Prime factors of 6572 are 2, 31, 53. Prime factorization of 6572 in exponential form is:

6572 = 22 × 311 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 6564 and 6572.

LCM(6564,6572) = 22 × 31 × 5471 × 311 × 531
LCM(6564,6572) = 10784652