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What is the Least Common Multiple of 57048 and 57056?

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 57048 and 57056 is 406866336.

LCM(57048,57056) = 406866336

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Least Common Multiple of 57048 and 57056 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57048 and 57056, than apply into the LCM equation.

GCF(57048,57056) = 8
LCM(57048,57056) = ( 57048 × 57056) / 8
LCM(57048,57056) = 3254930688 / 8
LCM(57048,57056) = 406866336

Least Common Multiple (LCM) of 57048 and 57056 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57048 and 57056. First we will calculate the prime factors of 57048 and 57056.

Prime Factorization of 57048

Prime factors of 57048 are 2, 3, 2377. Prime factorization of 57048 in exponential form is:

57048 = 23 × 31 × 23771

Prime Factorization of 57056

Prime factors of 57056 are 2, 1783. Prime factorization of 57056 in exponential form is:

57056 = 25 × 17831

Now multiplying the highest exponent prime factors to calculate the LCM of 57048 and 57056.

LCM(57048,57056) = 25 × 31 × 23771 × 17831
LCM(57048,57056) = 406866336