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What is the Least Common Multiple of 5600 and 5608?

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 5600 and 5608 is 3925600.

LCM(5600,5608) = 3925600

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Least Common Multiple of 5600 and 5608 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5600 and 5608, than apply into the LCM equation.

GCF(5600,5608) = 8
LCM(5600,5608) = ( 5600 × 5608) / 8
LCM(5600,5608) = 31404800 / 8
LCM(5600,5608) = 3925600

Least Common Multiple (LCM) of 5600 and 5608 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5600 and 5608. First we will calculate the prime factors of 5600 and 5608.

Prime Factorization of 5600

Prime factors of 5600 are 2, 5, 7. Prime factorization of 5600 in exponential form is:

5600 = 25 × 52 × 71

Prime Factorization of 5608

Prime factors of 5608 are 2, 701. Prime factorization of 5608 in exponential form is:

5608 = 23 × 7011

Now multiplying the highest exponent prime factors to calculate the LCM of 5600 and 5608.

LCM(5600,5608) = 25 × 52 × 71 × 7011
LCM(5600,5608) = 3925600