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What is the Least Common Multiple of 50704 and 50720?

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 50704 and 50720 is 160731680.

LCM(50704,50720) = 160731680

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Least Common Multiple of 50704 and 50720 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 50704 and 50720, than apply into the LCM equation.

GCF(50704,50720) = 16
LCM(50704,50720) = ( 50704 × 50720) / 16
LCM(50704,50720) = 2571706880 / 16
LCM(50704,50720) = 160731680

Least Common Multiple (LCM) of 50704 and 50720 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 50704 and 50720. First we will calculate the prime factors of 50704 and 50720.

Prime Factorization of 50704

Prime factors of 50704 are 2, 3169. Prime factorization of 50704 in exponential form is:

50704 = 24 × 31691

Prime Factorization of 50720

Prime factors of 50720 are 2, 5, 317. Prime factorization of 50720 in exponential form is:

50720 = 25 × 51 × 3171

Now multiplying the highest exponent prime factors to calculate the LCM of 50704 and 50720.

LCM(50704,50720) = 25 × 31691 × 51 × 3171
LCM(50704,50720) = 160731680