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What is the Least Common Multiple of 56686 and 56700?

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 56686 and 56700 is 229578300.

LCM(56686,56700) = 229578300

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Least Common Multiple of 56686 and 56700 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56686 and 56700, than apply into the LCM equation.

GCF(56686,56700) = 14
LCM(56686,56700) = ( 56686 × 56700) / 14
LCM(56686,56700) = 3214096200 / 14
LCM(56686,56700) = 229578300

Least Common Multiple (LCM) of 56686 and 56700 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56686 and 56700. First we will calculate the prime factors of 56686 and 56700.

Prime Factorization of 56686

Prime factors of 56686 are 2, 7, 4049. Prime factorization of 56686 in exponential form is:

56686 = 21 × 71 × 40491

Prime Factorization of 56700

Prime factors of 56700 are 2, 3, 5, 7. Prime factorization of 56700 in exponential form is:

56700 = 22 × 34 × 52 × 71

Now multiplying the highest exponent prime factors to calculate the LCM of 56686 and 56700.

LCM(56686,56700) = 22 × 71 × 40491 × 34 × 52
LCM(56686,56700) = 229578300